<!SGML "ISO 8879:1986"
	CHARSET
		BASESET "ISO 646-1983//CHARSET 
                         International Reference Version (IRV)
                         //ESC 2/5 4/0"
		DESCSET
			0	9	UNUSED
			9	2	9
			11	2	UNUSED
			13	1	13
			14	18	UNUSED
			32	95	32
			127	1	UNUSED
		BASESET "ISO Registration Number 109//CHARSET
                         ECMA-94 Right Part of Latin Alphbet 
                         Nr. 3//ESC 2/13 4/3"
		DESCSET
			128	32	UNUSED
			160	5	32
			165	89	32
			254	1	127	-- Move 127 to unused position as --
			255	1	UNUSED	-- 255 is shunned character number --

	CAPACITY PUBLIC
		"ISO 8879:1986//CAPACITY Reference//EN"
	SCOPE DOCUMENT
	SYNTAX
		SHUNCHAR NONE
		BASESET "ISO 646-1983//CHARSET 
                         International Reference Version (IRV)
                         //ESC 2/5 4/0"
		DESCSET 
			0 128 0
		FUNCTION
			RE		13
			RS		10
			SPACE		32
			TAB SEPCHAR 9
		NAMING
			LCNMSTRT		""
			UCNMSTRT		""
			LCNMCHAR		"-."
			UCNMCHAR		"-."
			NAMECASE
				GENERAL		YES
				ENTITY		NO
		DELIM
			GENERAL		SGMLREF
			SHORTREF	SGMLREF
		NAMES SGMLREF
		QUANTITY SGMLREF
			LITLEN	2040
			ATTCNT	100
			ENTLVL	20
			NAMELEN 32 -- added this parameter --
	FEATURES
		MINIMIZE
			DATATAG		NO	-- not supported --
			OMITTAG		NO	-- omitted end-tags supported --
			RANK		NO	-- not supported --
			SHORTTAG	NO	-- supported --

		LINK
			SIMPLE		NO
			IMPLICIT	NO
			EXPLICIT	NO
		
		OTHER
			CONCUR		NO
			SUBDOC		NO
			FORMAL		NO
	
	APPINFO	NONE
>
<!--*************************************************************************-->
<!--                                                                         -->
<!--       An SGML Document Type Def for STEP Integrated Resources           -->
<!--                                                                         -->
<!--       Author: Lisa Phillips [phillips@cme.nist.gov]		     -->
<!--       $Version: 1.0 $                                                   -->
<!--       $Date: 1994/09/05 $                                               -->
<!--                                                                         -->
<!--       Naming Conventions                                                -->
<!--                                                                         -->
<!--              Abbrev    Abbreviation(s)                                  -->
<!--              C         Clause 					     -->
<!--		  CL	    Clause Level	                             -->
<!--		  Col       Column (in a table)				     -->
<!--              Decl      Declaration                                      -->
<!--              Def(s)    Definition(s)                                    -->
<!--              FCandA    Fundamental Concepts and Assumptions             -->
<!--              H         Heading                                          -->
<!--              Intro     Introduction/Introductory                        -->
<!--              Lbl	    Label 					     -->
<!--		  OS	    Opening Sentence(s)				     -->
<!--              SubC      Subclause                                        -->
<!--                                                                         -->
<!--*************************************************************************-->
<!-- [Level x] Parameter Entity Definitions -->

<!ENTITY % General.Inclusions "	Example | Example.Group | Figure  | Footnote | 
				Optional.Index.Item | Note | Note.Group | List |
				Reference | Table | EXPRESS.Construct | 
				TC184.Title | SC4.Title | ISO.10303.Title | 
                                Pseudo.Code | Emphasis | Informal.Def.Group | 
                                Not.Pub.Footnote | Text.with.CL3.Clauses">
<!--*************************************************************************-->
<!-- [Level x] General Entity Definitions for use as "variables" in 
     boilerplate                                                        -->

<!-- These values may be supplied by an application using the corresponding 
     attribute values in the DTD or by a counting algorithm where applicable.-->

<!ENTITY Day		"supply day for date of this document"
	 -- use value from: ATTLIST Day in ELEMENT Date --> 

<!ENTITY Month		"supply month for date of this document"
	 -- use value from: ATTLIST Month in ELEMENT Date --> 

<!ENTITY Number.of.EXP-G.Figures "supply number of AIM EXPRESS-G diagrams"
	 -- use value from: ATTLIST Number.of.Figures in ELEMENT 
            EXPRESS-G.figures.Anx --> 

<!ENTITY N.Num 		"supply n number of this document" 
	 -- use value from: ATTLIST n.num in ELEMENT ISO.Designation --> 

<!ENTITY Part.Num	"supply Part Number here"
	 -- use value from: ATTLIST Part.Num in ELEMENT Part.Number.Value --> 

<!ENTITY Part.Title	"supply Part-specific Title here, do not include any 
standard text"
	 -- use value from: ATTLIST Title in ELEMENT Cover.Sheet.Title --> 

<!ENTITY Project.Date	"supply date of project "
	 -- use value from: ATTLIST project in ELEMENT Document.Status.Table, 
	    if provided. Otherwise leave blank --> 

<!ENTITY P.Num 		"supply project number of this document" 
	 -- use value from: ATTLIST p.num in ELEMENT ISO.Designation --> 

<!ENTITY P.N.Num 	"supply N number of the preceeding document" 
	 -- use value from: ATTLIST n.num in ELEMENT ISO.Predecessor --> 

<!ENTITY P.P.Num 	"supply project number of preceeding document" 
	 -- use value from: ATTLIST p.num in ELEMENT ISO.Predecessor --> 

<!ENTITY P.WG.Num 	"supply working group of preceeding document" 
	 -- use value from: ATTLIST wg.num in ELEMENT ISO.Predecessor --> 

<!ENTITY Status.Code 	"supply current status of part" 
	 -- use value from: ATTLIST code in ELEMENT Current.Status.Value --> 

<!ENTITY WG.Num 	"supply working group of this document" 
	 -- use value from: ATTLIST wg.num in ELEMENT ISO.Designation --> 

<!ENTITY Year		"supply year for date of this document"
	 -- use value from: ATTLIST Year in ELEMENT Date --> 

<!-- [Level x] "Constant" General Entity Definitions for boilerplate    -->

<!ENTITY Part.Title.Open "Product Data Representation and Exchange">
<!ENTITY Part.Title.IR "Integrated Resources:">
<!ENTITY Part.Title.Generic "Integrated generic resources:">
<!ENTITY Part.Title.Application "Integrated application resources:">

<!ENTITY Internal.Defs.Intro 
"For the purposes of this part of ISO 10303, the following definitions apply:" >

<!ENTITY Part1.Defs.Intro 
"This part of ISO 10303 makes use of the following terms defined in ISO 10303-1:" >

<!ENTITY Schema.Count "supply number of schemas in part"
         -- use value from: ATTLIST Schema.Count in ELEMENT
            Multi.Schema.IDs.OS, convert NUMBER to letters, e.g., 
            convert 1 to one -->

<!--*************************************************************************-->
<!-- [Level 1] STEP Integrated Resource                       		     -->
<!--                                                                         -->
<!ELEMENT STEP.Integrated.Resource - -	( (Cover.Sheet,
					  Title.Page?,
					  List.of.Contents,
					  List.of.Annexes,
                                          Index.Entry,
					  List.of.Figures?,
					  List.of.Tables?,
					  Foreword.C,
					  Introduction.C,
					  Title),
					  (Scope.C,
					  Normative.References.C,
					  Defs.Symbs.Abbrevs.Sec,
					  ( Schema.C+ |
					    Schema.Collection+
					  ),
					  Annexes.C,
					  Index)
					)  +(%General.Inclusions) >

<!--*************************************************************************-->

<!-- [Level x] Global Elements                                               -->

<!ELEMENT (C.Heading, 
	   SubC.Heading, 
	   CL3.Heading, 
	   CL4.Heading) - - ( #PCDATA ) -- boilerplate 
                   The text for this element should be provided by an
                   application. The application should apply numbering
                   schemes to all of these clause headings according to 
                   the level implied by the heading name. Values for the 
		   C.Name, SubC.Name, etc attributes should be equal to 
		   the corresponding Name attribute for the parent of each 
		   containing element. 		    -->

<!ATTLIST  C.Heading 		C.Number 		NUMBER #IMPLIED 
		 		C.Name 			CDATA #IMPLIED >

<!ATTLIST  SubC.Heading 	SubC.Number 		CDATA #IMPLIED 
			 	SubC.Name 		CDATA #IMPLIED >	

<!ATTLIST  CL3.Heading 		CL3.Number 		CDATA #IMPLIED
		 		CL3.Name 		CDATA #IMPLIED >

<!ATTLIST  CL4.Heading 		CL4.Number		CDATA #IMPLIED
				CL4.Name 		CDATA #IMPLIED > 

<!ELEMENT Emphasis - - ( #PCDATA ) -- the printing application should
                                      italicize this element -->

<!ELEMENT Example - - ( Example.Lbl, Example.Text ) -(Example)> 

<!ELEMENT Example.in.Group - - ( Example.Lbl, Example.Text ) > 

<!ELEMENT Example.Lbl - o EMPTY >
<!ATTLIST Example.Lbl Example.Num NUMBER #IMPLIED -- the application
                                           should generate this number 
                                           based on the number of Examples -->

<!ELEMENT Example.Text - - ( Text | Example.Table )+>

<!ELEMENT Example.Table - - (Table.Lbl,
                             Example.Table.Title, 
                             Table.Col.H*, 
                             Table.Row+)>
<!ATTLIST Example.Table Column.Count NUMBER #REQUIRED >

<!ELEMENT Example.Table.Title - - ( Example.Lbl,
                                    Table.Title )>


<!ELEMENT Example.Group - - ( 	Example.Group.H, 
				Example.in.Group, 
				Example.in.Group+ ) -(Example.Group) >

<!ELEMENT Example.Group.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Example.Group.H "EXAMPLES" >

<!ELEMENT EXPRESS.Construct - - ( #PCDATA ) >
<!ATTLIST EXPRESS.Construct Construct.Type (Ent|Typ|Fun|Rul|Sch) #IMPLIED >
                            

<!ELEMENT Figure - o EMPTY >
<!ATTLIST Figure Filename CDATA #REQUIRED
		 Format	  (wp|ps|eps|latex) #REQUIRED >

<!ELEMENT Informal.Def.Group - - ( Informal.Definition+ ) >
<!ELEMENT Informal.Definition - - ( Term, Definition )>
<!ELEMENT Term - - ( #PCDATA )>

<!ELEMENT Footnote - o  EMPTY >
<!ATTLIST Footnote 	Number NUMBER #IMPLIED
		   	Text   CDATA #REQUIRED >

<!ELEMENT Not.Pub.Footnote - o  EMPTY >
<!ATTLIST Not.Pub.Footnote 	Number NUMBER #IMPLIED  
       -- for each Not.Pub.Footnote on a NEW PAGE, the application 
          should increment this number by 1 starting at 1. --
		   		Text   CDATA  #FIXED "To be published" >

<!ELEMENT Intro.Text - - ( #PCDATA ) >

<!ELEMENT List - - ( List.Intro.Text?, List.Item+ ) >
<!ATTLIST List Ordered.List (Y|N)  "N" 
       -- an ordered list will be represented in formatted output using letters
          in sequence for each list item.  The default value "N" for this 
          attribute means that the list is unordered and each item in the list 
          will be preceded by a dash and not a letter. -->

<!ELEMENT List.Intro.Text - - ( #PCDATA ) >
<!ELEMENT List.Item - - ( #PCDATA ) +(Sub.List)>

<!ELEMENT Sub.List - - (Sub.List.Intro.Text?, Sub.List.Item+) -(Sub.List)>
<!ELEMENT Sub.List.Intro.Text - - ( #PCDATA ) >
<!ELEMENT Sub.List.Item - - ( #PCDATA ) >
<!ATTLIST Sub.List.Item Number NUMBER #IMPLIED >

<!ELEMENT Note.Group - - ( Note.Group.H, 
                           Note.in.Group, 
                           Note.in.Group+ ) > 

<!ELEMENT Note.Group.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Note.Group.H "NOTES">


<!ELEMENT Note - - (Note.Lbl, Note.Text) -(Note) >

<!ELEMENT Note.in.Group - - (Note.Lbl, Note.Text) >

<!ELEMENT Note.Lbl - o EMPTY 
-- if this element occurs within a notegroup, the application should
generate for this element only the number of the note.  If this
element occurs in a sequence of notes contained within a single
subclause, the application should generate the word "NOTE" followed by
the number of the NOTE.  If this element occurs as a single note in a
subclause, the application should generate only the word "NOTE". -- >

<!ATTLIST Note.Lbl Note.Num NUMBER #IMPLIED >

<!ELEMENT Note.Text - - ( #PCDATA ) > 

<!ELEMENT Optional.Index.Item - - ( #PCDATA) -(Optional.Index.Item)>
<!ATTLIST Optional.Index.Item Optional.Index.Item.ID ID #IMPLIED  --
THIS ATTRIBUTE MAY NOT BE NECESSARY -->

<!ELEMENT Pseudo.Code - - ( #PCDATA )>

<!ELEMENT Reference - - ( #PCDATA ) -(Reference) >

<!ELEMENT SC4.Title - - ( #PCDATA ) -(SC4.Title) -- boilerplate -->
<!ENTITY  SC4.Title 
"Industrial and global manufacturing programming languages">


<!ELEMENT Table - - (Table.Lbl,
                     Table.Title, 
                     Table.Col.H*, 
                     Table.Row+)>
<!ATTLIST Table Column.Count NUMBER #REQUIRED >

<!ELEMENT Table.Lbl - o EMPTY >
<!ATTLIST Table.Lbl Table.Num NUMBER #IMPLIED -- this value should be
based on the number of Tables and Example.Tables -->

<!ELEMENT Table.Title - - ( #PCDATA )>

<!ELEMENT Table.Col.H - - ( #PCDATA )>
<!ATTLIST Table.Col.H Col.Number ID #IMPLIED -- this value should
identify the column number for reference by each Column.Entry below -->

<!ELEMENT Table.Row - - ( Column.Entry+)>

<!ELEMENT Column.Entry - - ( #PCDATA ) -- IMPORTANT: The application
                                          should make sure that the
                                          number of Column.Entry's per 
                                          Table.Row <= the attribute 
                                          Column.Count -->
<!ATTLIST Column.Entry       Col.Number.Ref IDREF #IMPLIED 
                          -- the application should generate this
                             number, the number should be equal to a
                             Col.Number attribute value in the sibling
                             Table.Col.H elements -- >

<!ELEMENT TC184.Title - - ( #PCDATA ) -(TC184.Title) -- boilerplate -->
<!ENTITY  TC184.Title 
"Industrial automation systems and integration">

<!ELEMENT ISO.10303.Title - - ( #PCDATA ) -(ISO.10303.Title) -- boilerplate -->
<!ENTITY  ISO.10303.Title 
"&TC184.Title - Product data representation and exchange">

<!ELEMENT Text - - ( #PCDATA ) >

<!ELEMENT Text.with.CL3.Clauses - - ( Intro.Text?, Clause.CL3+ ) >
<!ELEMENT Clause.CL3  - - (CL3.Heading, 
                           (Clause.CL3.Bdy | Text.with.CL4.Clauses) )>
<!ATTLIST Clause.CL3 Name CDATA #REQUIRED >
<!ELEMENT Clause.CL3.Bdy - - ( #PCDATA )>
<!ELEMENT Text.with.CL4.Clauses - - ( Intro.Text?, Clause.CL4+)>
<!ELEMENT Clause.CL4 - - (CL4.Heading, Clause.CL4.Bdy)>
<!ATTLIST Clause.CL4 Name CDATA #REQUIRED >
<!ELEMENT Clause.CL4.Bdy - - ( #PCDATA )>


<!--*************************************************************************-->
<!-- [Level 1.x] Elements and Data Types Common to all STEP IR's             -->
<!--                                                                         -->
<!ELEMENT Def.CL3.Group - - ( Term.CL3+ ) >

<!ELEMENT Def.CL4.Group - - (Term.CL4+ )
	-- this is used by inclusive defs where definitions are defined one
	   level below exclusive defs definitions. -->

<!ELEMENT Term.CL3 - - ( CL3.Heading, Definition)>
<!ATTLIST Term.CL3 Name CDATA #REQUIRED >

<!ELEMENT Term.CL4 - - (CL4.Heading, Definition) >
<!ATTLIST Term.CL4 Name CDATA #REQUIRED >

<!ELEMENT Definition - - ( #PCDATA ) >

<!ELEMENT Def.Group - - ( Formal.Definition+ ) >
<!ELEMENT Formal.Definition - - (Term, Definition)>

<!ELEMENT Def.Reference.List - - ( External.Term+ ) >
<!ATTLIST Def.Reference.List From.Std CDATA #REQUIRED -- if the
definitions are referenced from a STEP part, the user should indicate
the  part number, otherwise the user should indicate the name of the 
document from which the definition is referenced.  --
                             Ordered.List NAME #FIXED "N" >

<!ELEMENT External.Term - - ( #PCDATA ) -- the user should not include
required dashes on external terms as they should be provided by the
application -->

<!ELEMENT EXPRESS.Decl - - (EXPRESS.Decl.Lbl, EXPRESS.Code ) >

<!ELEMENT EXPRESS.Decl.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  EXPRESS.Decl.Lbl "EXPRESS Specification:"> 

<!ELEMENT EXPRESS.Code - -  CDATA  -- user must type in all of EXPRESS 
			code including comment delimiters --> 

<!ELEMENT Rule.Lbl - o EMPTY >
<!ATTLIST Rule.Lbl Rule.Type (UR|WR) "WR" 
		     Rule.Num NUMBER #IMPLIED >
<!ELEMENT Rule.Text - - ( #PCDATA ) >

<!ELEMENT Formal.Propositions - - ( Formal.Propositions.Lbl,
				    Intro.Text?,
				    Formal.Propositions.Rul+ ) >
<!ELEMENT Informal.Propositions - - ( Informal.Propositions.Lbl,
				      Intro.Text?,
				      Informal.Propositions.Rul+ ) >

<!ELEMENT Formal.Propositions.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Formal.Propositions.Lbl "Formal Propositions:">

<!ELEMENT Formal.Propositions.Rul - - (Rule.Lbl, Rule.Text) >

<!ELEMENT Informal.Propositions.Lbl - - ( #PCDATA ) >
<!ENTITY  Informal.Propositions.Lbl "Informal propositions:">

<!ELEMENT Informal.Propositions.Rul - - (Informal.Rule.Lbl, Rule.Text ) >
<!ELEMENT Informal.Rule.Lbl - o EMPTY >
<!ATTLIST Informal.Rule.Lbl Rule.Type CDATA "IP" 
		     	    Rule.Num NUMBER #IMPLIED >

<!--*************************************************************************-->
<!-- [Level 2-3] STEP IR: Cover Sheet                                        -->

<!ELEMENT Cover.Sheet - - ( Secretariat.Cover.Sheet | Placeholder.Cover.Sheet )>

<!ELEMENT Secretariat.Cover.Sheet - - ( #PCDATA ) >
<!ATTLIST Secretariat.Cover.Sheet 
                 Title         CDATA   #REQUIRED 
                 Part.Num      NUMBER  #REQUIRED 
                 Status        NAME    #FIXED "is">

<!ELEMENT Placeholder.Cover.Sheet - -	(  
					  ( ISO.Designation,
					    Date ,
					    ISO.Predecessor,
					    Part.Number ,
					    Cover.Sheet.Title ,
					    Document.Purpose ) ,	
					  ( Current.Status ,
					    Abstract ,
					    Keywords ,
					    Document.Status.Table ,
					    Owner.Editor.Block ,
					    Comments.to.Reader? )
					  )>

<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Temporary Title Page                                 -->
<!--                                                                         -->
<!ELEMENT Title.Page - - ( #PCDATA ) >

<!--*************************************************************************-->
<!-- [Level 2.x] Elements and Data Types Common to all IR Def Cs             -->
<!--                                                                         -->
<!ELEMENT Argument.Def.Group - - ( Argument.Def.Group.Lbl, Def.Group ) >
<!ELEMENT Argument.Def.Group.Lbl - - ( #PCDATA )  -- boilerplate -->
<!ENTITY  Argument.Def.Group.Lbl "Argument definitions:">
 
<!ELEMENT End.of.Schema.Decl - - ( #PCDATA ) -- boilerplate  
	  the application should generate an EXPRESS end-of-schema statement
	  and include a comment indicating the name of the schema.  This is
	  the only case in which actual EXPRESS code is to be generated by
	  an application -->
<!ENTITY  End.of.Schema.Decl "END_SCHEMA; -- " 
       -- the value for the end.of.schema attribute in the End.of.Schema.Decl 
          element should be appended to this entity --> 
<!ATTLIST End.of.Schema.Decl End.Schema.Name CDATA #IMPLIED -- corresponds with
	  the value for attribute "Name" in the parent Schema.C element -->

<!--           **************************************************************-->
<!-- [Level 4] STEP IR Placeholder Cover Sheet: Components                   -->
<!--                                                                         -->
<!ELEMENT Abstract - - (Abstract.Lbl, Abstract.Bdy)>
<!ELEMENT Abstract.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Abstract.Lbl "ABSTRACT:">
<!ELEMENT Abstract.Bdy - - ( #PCDATA) >

<!ELEMENT Comments.to.Reader - - (Comments.to.Reader.Lbl, 
                                  Comments.to.Reader.Bdy)>
<!ELEMENT Comments.to.Reader.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Comments.to.Reader.Lbl "Comments to reader">
<!ELEMENT Comments.to.Reader.Bdy - - ( #PCDATA) >

<!ELEMENT Current.Status	- - 	( Current.Status.Lbl,
					  Current.Status.Value )>

<!ELEMENT Current.Status.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Current.Status.Lbl "Current Status:">

<!ELEMENT Current.Status.Value - - ( #PCDATA ) -- boilerplate -->
<!ATTLIST Current.Status.Value Code
(wd|cdc-draft|cdc|cd-draft|cd|dis-draft|dis|is-draft|is) #REQUIRED 
       -- should be used by the entity Status.Code -->			 
<!ENTITY  Current.Status.Value "&Status.Code;">

<!ELEMENT Date			- - 	( #PCDATA ) -- boilerplate -->
<!ENTITY  Date "&Month; &Day;, &Year;">
<!ATTLIST Date 	Month ( January|February|March|April|May|June|July
			|August|September|October|November|December) #REQUIRED
		Day   NUMBER #REQUIRED
		Year  NUMBER #REQUIRED -- should be used by entities of the 
                                          same names -->

<!ELEMENT Document.Purpose	- - 	(Document.Purpose.Lbl, 
					 Document.Purpose.Table) >

<!ELEMENT Document.Purpose.Lbl - - ( #PCDATA )  -- boilerplate -->
<!ENTITY  Document.Purpose.Lbl 
"Purpose of this document as it relates to target document is:" >

<!ELEMENT Document.Purpose.Table - - (	#PCDATA ) -- boilerplate -->
<!ENTITY  Document.Purpose.Table
"  Primary Content
   Issue Discussion
   Alternate Proposal
   Partial Content">

<!ELEMENT Document.Status.Table - - ( Doc.Status.Table.H, 
				      Part.Docs.Col, 
				      Other.SC4.Docs.Col )>

<!ELEMENT Doc.Status.Table.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Doc.Status.Table.H
"Document Status/Dates">

<!ELEMENT Part.Docs.Col - - ( Part.Docs.Col.H,
			      Released.Date?,
			      Released.Lbl, 
			      Project.Date?,
			      Project.Lbl,
			      Working.Date?,
			      Working.Lbl,
			      Tech.Complete.Date?,
			      Tech.Complete.Lbl,
			      Edit.Complete.Date?,
			      Edit.Complete.Lbl,
			      ISO.CD.Date?,
			      ISO.CD.Lbl )>

<!ELEMENT Part.Docs.Col.H - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Part.Docs.Col.H "Part Documents:">
<!ELEMENT (Released.Date,
	   Project.Date,
	   Working.Date,
	   Tech.Complete.Date,
	   Edit.Complete.Date,
	   ISO.CD.Date ) - - ( #PCDATA )>

<!ELEMENT Released.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Released.Lbl "Released">
<!ELEMENT Project.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Project.Lbl "Project">
<!ELEMENT Working.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Working.Lbl "Working">
<!ELEMENT Tech.Complete.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Tech.Complete.Lbl "Technically Complete">
<!ELEMENT Edit.Complete.Lbl  - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Edit.Complete.Lbl "Editorially Complete">
<!ELEMENT ISO.CD.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  ISO.CD.Lbl "ISO Committee Draft">

<!ELEMENT Other.SC4.Docs.Col - - ( Other.SC4.Docs.Col.H,
				   Released.Lbl,
				   Working.Lbl,
				   Edit.Complete.Lbl,
				   Tech.Complete.Lbl,
				   Approved.Lbl )>

<!ELEMENT Other.SC4.Docs.Col.H - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Other.SC4.Docs.Col.H "Other SC4 Documents">

<!ELEMENT Approved.Lbl - - ( #PCDATA )   -- boilerplate -->
<!ENTITY  Approved.Lbl "Approved">

<!ELEMENT ISO.Designation	- - 	( #PCDATA ) -- boilerplate -->
<!ENTITY  ISO.Designation "ISO TC184/SC4/&WG.Num;/&N.Num;/&P.Num;" >
<!ATTLIST ISO.Designation wg.num NMTOKEN #REQUIRED
			  n.num  NMTOKEN #REQUIRED
			  p.num  NMTOKEN #REQUIRED -- should be used by
	the entities WG.Num, N.Num, and P.Num repsectively -->

<!ELEMENT ISO.Predecessor	- - 	( #PCDATA ) -- boilerplate -->
<!ENTITY  ISO.Predecessor "Supersedes SC4/&P.WG.Num;/&P.P.Num;/&P.N.Num;" >
<!ATTLIST ISO.Predecessor wg.num NMTOKEN #REQUIRED
			  n.num NMTOKEN #REQUIRED 
			  p.num NMTOKEN #REQUIRED -- should be used by
	entities P.WG.Num, P.P.Num and P.N.Num respectively -->

<!ELEMENT Keywords		- - 	( Keywords.Lbl,
					  Keywords.Bdy ) >
<!ELEMENT Keywords.Lbl		- - 	( #PCDATA ) -- boilerplate -->
<!ENTITY  Keywords.Lbl.Txt "KEYWORDS:" >

<!ELEMENT Keywords.Bdy		- - 	( #PCDATA )>

<!ELEMENT Owner.Editor.Block - - (Owner.Editor.Col, Alternate.Col)>

<!ELEMENT Owner.Editor.Col - - ( Owner.Editor.Lbl, 
				 Owner.Editor.Name,
				 Address.Lbl,
				 Address,
				 Tel.Fax.Lbl,
				 Tel.Fax,
				 Email.Lbl,
				 Email )>
<!ELEMENT Owner.Editor.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Owner.Editor.Lbl "Owner/Editor">
<!ELEMENT Owner.Editor.Name - - ( #PCDATA ) >
<!ELEMENT Address.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Address.Lbl "Address:">
<!ELEMENT Address - - ( #PCDATA )>
<!ELEMENT Tel.Fax.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Tel.Fax.Lbl "Telephone/FAX">
<!ELEMENT Tel.Fax - - ( #PCDATA )>
<!ELEMENT Email.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Email.Lbl "E-Mail:">
<!ELEMENT Email - - ( #PCDATA )>

<!ELEMENT Alternate.Col - - (Alternate.Lbl,
			     Alternate.Name,
			     Address.Lbl,
			     Address,
			     Tel.Fax.Lbl,
			     Tel.Fax,
			     Email.Lbl,
			     Email )>

<!ELEMENT Alternate.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Alternate.Lbl "Alternate:">
<!ELEMENT Alternate.Name - - ( #PCDATA )>

<!ELEMENT Part.Number		- - 	( Part.Number.Lbl, 
					  Part.Number.Value ) >
<!ELEMENT Part.Number.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Part.Number.Lbl "Part:"> 

<!ELEMENT Part.Number.Value - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Part.Number.Value "&Part.Num;">
<!ATTLIST Part.Number.Value Part.Num NUMBER #REQUIRED -- should be used by the 
          entity Part.Num -->

<!ELEMENT Cover.Sheet.Title - - (Cover.Sheet.Title.Lbl,
				 Cover.Sheet.Title.Bdy)>
<!ATTLIST Cover.Sheet.Title Title CDATA #REQUIRED -- should be used by the 
          entity Part.Title -->

<!ELEMENT Cover.Sheet.Title.Lbl - - 	( #PCDATA ) -- boilerplate -->
<!ENTITY  Cover.Sheet.Title.Lbl "Title:">

<!ELEMENT Cover.Sheet.Title.Bdy - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Title.Bdy.for.Generic.Resource
"Industrial automation systems and integration product data representation
and exchange - Integrated generic resources: &Part.Title;">
<!ENTITY  Title.Bdy.for.App.Resource
"Industrial automation systems and integration product data representation
and exchange - Integrated application resources: &Part.Title;">

<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Generated Lists, of Contents, Figures, and Tables    -->
<!--                                                                         -->
<!ELEMENT List.of.Contents - o EMPTY >
<!ELEMENT List.of.Annexes - o EMPTY >
<!ELEMENT Index.Entry - o EMPTY >
<!ELEMENT List.of.Figures - o EMPTY >
<!ELEMENT List.of.Tables - o EMPTY >

<!--*************************************************************************-->
<!-- [Level 2+] STEP IR: Foreword Clause                                     -->
<!--                                                                         -->
<!ELEMENT Foreword.C - -           ( Foreword.C.H, 
				     Foreword.OS,
				     Contributions?,
				     STEP.Parts.Refs.List,
                                     Foreword.NArefs,
				     Foreword.IArefs ) >

<!ELEMENT Foreword.C.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Foreword.C.H "Foreword" >

<!ELEMENT Foreword.OS  - - ( #PCDATA ) -- boilerplate -->
<!-- the following entities are broken up so as not to exceed maximum -->
<!-- entity length (800) -->

<!ENTITY  Foreword.OS1
"The International Organization for Standardization (ISO) is a
worldwide federation of national standards bodies (ISO member bodies).
The work of preparing International Standards is normally carried out
through ISO technical committees.  Each member body interested in a
subject for which a technical committee has been established has the 
right to be represented on that committee. International organizations, 
governmental and non-governmental, in liason with ISO, also take part 
in the work. ISO collaborates closely with the International 
Electrotechnical Commission (IEC) on all matters of electrotechnical 
standardization.

">

<!ENTITY  Foreword.OS2
"Draft International Standards adopted by technical committees are
circulated to the member bodies for voting. Publication as an
International Standard requires approval by at least 75% of the member
bodies casting a vote.

International Standard ISO 10303-&Part.Num; was prepared by Technical
Committee ISO 184, <TC184.Title>&TC184.Title;</TC184.Title>
Subcommittee 4, <SC4.Title>&SC4.Title;</SC4.Title>">

<!ELEMENT Contributions  - - ( Contributions.OS, Intl.Contributor.List )>
<!ELEMENT Contributions.OS  - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Contributions.OS
"The preparation of this part of ISO 10303 has benefitted from the technical
contributions of many projects and their sponsoring organizations. The
contributions of the following are acknowledged:

">

<!ELEMENT Intl.Contributor.List - - ( List.Item+ )>
<!ATTLIST Intl.Contributor.List Ordered.List (Y|N) "N" >

<!ELEMENT STEP.Parts.Refs.List - - (STEP.Parts.Refs.Intro.Text,
			            STEP.Parts.Refs.P1,
			            STEP.Parts.Refs.P11,
			            STEP.Parts.Refs.P21,
			            STEP.Parts.Refs.P22,
			            STEP.Parts.Refs.P31,
			            STEP.Parts.Refs.P32,
       			            STEP.Parts.Refs.P41,
       			            STEP.Parts.Refs.P42,
			            STEP.Parts.Refs.P43,
			            STEP.Parts.Refs.P44,
			            STEP.Parts.Refs.P45,
			            STEP.Parts.Refs.P46,
			            STEP.Parts.Refs.P47,
			            STEP.Parts.Refs.P49,
			            STEP.Parts.Refs.P101,
			            STEP.Parts.Refs.P104,
			            STEP.Parts.Refs.P201,
			            STEP.Parts.Refs.P202,
			            STEP.Parts.Refs.P203?,
			            STEP.Parts.Refs.P207?,
			            STEP.Parts.Refs.P210?,
			            STEP.Parts.Refs.P213? ) >	

<!ELEMENT STEP.Parts.Refs.Intro.Text - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  STEP.Parts.Refs.Intro.Text
"ISO 10303 consists of the following parts under the general title
&ISO.10303.Title;">

<!ELEMENT STEP.Parts.Refs.P1 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P1 
    Part.Number NUMBER #FIXED "1"
    Part.Class  CDATA #FIXED "NONE"
    Part.Title  CDATA #FIXED "Overview and fundamental principles">

<!ELEMENT STEP.Parts.Refs.P11 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P11 
    Part.Number NUMBER #FIXED "11"
    Part.Class  CDATA  #FIXED "Description methods"
    Part.Title  CDATA  #FIXED "The EXPRESS language reference manual">

<!ELEMENT STEP.Parts.Refs.P21 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P21 
    Part.Number NUMBER #FIXED "21"
    Part.Class  CDATA  #FIXED "Implementation methods"
    Part.Title  CDATA  #FIXED "Clear text encoding of the exchange structure">

<!ELEMENT STEP.Parts.Refs.P22 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P22
    Part.Number NUMBER #FIXED "22"
    Part.Class  CDATA  #FIXED "Implementation methods"
    Part.Title  CDATA  #FIXED "Standard data access interface">

<!ELEMENT STEP.Parts.Refs.P31 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P31
    Part.Number NUMBER #FIXED "31"
    Part.Class  CDATA  #FIXED "Conformance testing methodology and framework"
    Part.Title  CDATA  #FIXED "General concepts">

<!ELEMENT STEP.Parts.Refs.P32 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P32
    Part.Number NUMBER #FIXED "32"
    Part.Class  CDATA  #FIXED "Conformance testing methodology and framework"
    Part.Title  CDATA  #FIXED "Requirements on testing laboratories and clients">

<!ELEMENT STEP.Parts.Refs.P41 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P41
    Part.Number NUMBER #FIXED "41"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Fundamentals of product description and support">

<!ELEMENT STEP.Parts.Refs.P42 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P42
    Part.Number NUMBER #FIXED "42"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Geometric and topological representation">

<!ELEMENT STEP.Parts.Refs.P43 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P43
    Part.Number NUMBER #FIXED "43"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Representation structures">

<!ELEMENT STEP.Parts.Refs.P44 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P44
    Part.Number NUMBER #FIXED "44"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Product structure configuration">

<!ELEMENT STEP.Parts.Refs.P45 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P45
    Part.Number NUMBER #FIXED "45"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Materials">

<!ELEMENT STEP.Parts.Refs.P46 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P46
    Part.Number NUMBER #FIXED "46"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Visual presentation">

<!ELEMENT STEP.Parts.Refs.P47 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P47
    Part.Number NUMBER #FIXED "47"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Shape variation tolerances" >

<!ELEMENT STEP.Parts.Refs.P49 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P49
    Part.Number NUMBER #FIXED "49"
    Part.Class  CDATA  #FIXED "Integrated generic resources"
    Part.Title  CDATA  #FIXED "Process stucture and properties">

<!ELEMENT STEP.Parts.Refs.P101 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P101
    Part.Number NUMBER #FIXED "101"
    Part.Class  CDATA  #FIXED "Integrated application resources"
    Part.Title  CDATA  #FIXED "Draughting">

<!ELEMENT STEP.Parts.Refs.P104 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P104
    Part.Number NUMBER #FIXED "104"
    Part.Class  CDATA  #FIXED "Integrated application resources"
    Part.Title  CDATA  #FIXED "Finite element analysis">

<!ELEMENT STEP.Parts.Refs.P201 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P201
    Part.Number NUMBER #FIXED "201"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED "Explicit draughting">

<!ELEMENT STEP.Parts.Refs.P202 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P202
    Part.Number NUMBER #FIXED "202"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED "Associative draughting">

<!ELEMENT STEP.Parts.Refs.P203 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P203
    Part.Number NUMBER #FIXED "203"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED "Configuration controlled design">

<!ELEMENT STEP.Parts.Refs.P207 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P207
    Part.Number NUMBER #FIXED "207"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED "Sheet metal die planning and design">

<!ELEMENT STEP.Parts.Refs.P210 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P210
    Part.Number NUMBER #FIXED "210"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED 
                  "Electronic printed circuit assembly, design and manufacture">

<!ELEMENT STEP.Parts.Refs.P213 - o EMPTY >
<!ATTLIST STEP.Parts.Refs.P213
    Part.Number NUMBER #FIXED "213"
    Part.Class  CDATA  #FIXED "Application protocol"
    Part.Title  CDATA  #FIXED 
                  "Numerical control process plans for machined parts">

<!ELEMENT Foreword.NArefs - - ( #PCDATA )  -- boilerplate,
					     reference to normative annexes --> 
<!ENTITY  Foreword.NArefs 
"Annex A and B form an integral part of this part of ISO 10303." >

<!ELEMENT Foreword.IArefs - - ( #PCDATA )  -- boilerplate, references to 
					      informative annexes --> 
<!ENTITY  Foreword.IArefs.OS "Annexes " -- the values for the
          atttribute refer-to-ia below should be appended to this entity. -->
<!ENTITY  Foreword.IArefs.CS "are for information only.">
<!ATTLIST Foreword.IArefs refer-to-ia IDREFS #IMPLIED -- the application
          should associate these idrefs with the ids for the Informative 
          Annexes --> 

<!--*************************************************************************-->
<!-- [Level 2+] STEP IR: Introduction Clause                                 -->
<!--                                                                         -->
<!ELEMENT Introduction.C - - ( Introduction.C.H, Introduction.OS, 
				Subdivisions?, Introduction.Bdy?)>
<!ELEMENT Introduction.C.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Introduction.C.H "Introduction" >

<!ELEMENT Introduction.OS  - - ( #PCDATA ) -- boilerplate -->
<!-- the following entities are broken up so as not to exceed maximum -->
<!-- entity length (800) -->
<!ENTITY  Introduction.OS1
"ISO 10303 is an International Standard for the computer-interpretable 
representation and exchange of product data.  The objective is to provide
a neutral mechanism capable of describing product data throughout the life
cycle of a product independent from any particular system. The nature of this 
description makes it suitable not only for neutral file exchange, but also as 
a basis for implementing and sharing product databases and archiving.

">

<!ENTITY  Introduction.OS2
"This International Standard is organized as a series of parts, each published 
separately.  The parts of ISO 10303 fall into one of the following series: 
description methods, integrated resources, application protocols, abstract
test suites, implementation methods, and conformance testing. The series are 
described in ISO 10303-1.  This part of ISO 10303 is a member of the integrated 
resources series.">  

<!ELEMENT Subdivisions - - ( Subdivisions.OS, List.of.Subd ) >

<!ELEMENT Subdivisions.OS  - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Subdivisions.OS "Major subdivisions of this part of ISO 10303 are:" >

<!ELEMENT List.of.Subd - - ( List.Item+ ) >
<!ATTLIST List.of.Subd Ordered.List (Y|N) "N">

<!ELEMENT Introduction.Bdy - - ( #PCDATA ) > 
<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Official Title of the STEP IR                        -->
<!--                                                                         -->
<!ELEMENT Title - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Title.for.Generic 
"Industrial Automation Systems and Integration - 
Product Data Representation and Exchange - 
Part &Part.Num;: Integrated Resources: &Part.Title;"> 
<!ENTITY  Title.for.Application 
"Industrial Automation Systems and Integration - 
Product Data Representation and Exchange - 
Part &Part.Num;: Integrated Application Resources: &Part.Title;"> 
<!ATTLIST Title part.num   NUMBER #IMPLIED
		part.title CDATA  #IMPLIED -- these attribute values should 
          assume the values of the Part.Num and Title attribute values for the 
          Part.Number and Cover.Sheet.Title elements above -->

<!--*************************************************************************-->
<!-- [Level 2+] STEP IR: Scope Clause                                        -->
<!--                                                                         -->
<!ELEMENT Scope.C - - ( C.Heading ,
                        Scope.OS, 
                        Scope.Subject.Areas?, 
                        Scope.Bdy?, 
                        In.Scope, 
                        Out.Scope?) >
<!ATTLIST Scope.C Name CDATA #FIXED "Scope" >

<!ELEMENT Scope.OS - - (Scope.OS.Start, Scope.OS.Text)>
<!ELEMENT Scope.OS.Start - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Scope.OS.Start "This part of ISO 10303 specifies">
<!ELEMENT Scope.OS.Text - - ( #PCDATA ) -- the text for this element should
          be appended to the text of the entity above -->
                                       
<!ELEMENT Scope.Subject.Areas - - ( Subject.Areas.OS, Subject.Areas.List)> 
<!ELEMENT Subject.Areas.OS - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Subject.Areas.OS "This part of ISO 10303 specifies the following:">
<!ELEMENT Subject.Areas.List - - ( List.Item+) >
<!ATTLIST Subject.Areas.List Ordered.List (Y|N) "N" >

<!ELEMENT Scope.Bdy - - ( #PCDATA ) > 

<!ELEMENT In.Scope - - ( In.Scope.OS, (Text | List.of.Scope )) >
<!ELEMENT Out.Scope - - ( Out.Scope.OS, (Text | List.of.Scope )) >

<!ELEMENT (In.Scope.OS, Out.Scope.OS) - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  In.Scope.OS 
"The following are within the scope of this part of ISO 10303:" >
<!ENTITY  Out.Scope.OS 
"The following are outside the scope of this part of ISO 10303:" >

<!ELEMENT List.of.Scope - - ( List.Item+ ) > 
<!ATTLIST List.of.Scope Ordered.List (Y|N) "N">

<!--*************************************************************************-->
<!-- [Level 2+] STEP IR: Normative References Clause                         -->
<!--                                                                         -->
<!ELEMENT Normative.References.C - -  ( C.Heading,
					Normative.Intro,
					Normative.References.Group
				      ) >
<!ATTLIST Normative.References.C Name CDATA #FIXED "Normative References" >

<!ELEMENT Normative.Intro - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Normative.Intro
"The following standards contain provisions which, through reference in this 
text, constitute provisions of this part of ISO 10303.  At the time of 
publication, the editions indicated were valid. All standards are subject to 
revision, and parties to agreements based on this part of ISO 10303 are 
encouraged to investigate the possibility of applying the most recent editions 
of the standards indicated below. Members of IEC and ISO maintain registers of 
currently valid International Standards." > 

<!ELEMENT Normative.References.Group - - (Ref.to.Part1& 
					  Ref.to.Part11&
					  Ref.to.Part21?&
					  Ref.to.Part31?&
					  Ref.to.Part41?&
					  Ref.to.Part42?&
					  Ref.to.Part43?&
                                          Ref.to.Part44?&
                                          Ref.to.Part46?&
                                          Ref.to.8824-1 ) +(Ref.to.Other.Std)>


<!ELEMENT (Ref.to.Part1, 
	   Ref.to.Part11,
	   Ref.to.Part21,
	   Ref.to.Part31,
	   Ref.to.Part41,
	   Ref.to.Part42,
	   Ref.to.Part43,
	   Ref.to.Part44,
           Ref.to.Part46,
           Ref.to.8824-1) - - ( #PCDATA ) -(Ref.to.Other.Std) -- boilerplate -->
<!ENTITY  Ref.to.Part1
"ISO 10303-1:1994
		  Industrial automation systems and integration - 
		  Product data representation and exchange - Part 1: Overview and 
		  fundamental principles." >

<!ENTITY  Ref.to.Part11
"ISO 10303-11:1994   
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 11: Description 
		   methods: The EXPRESS language reference manual." >

<!ENTITY  Ref.to.Part21
"ISO 10303-21:1994   
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 21: Description 
		   methods: Clear text encoding of the exchange structure." >

<!ENTITY  Ref.to.Part31
"ISO 10303-11:1994   
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 11: Conformance
		   Testing methodology and framework: General concepts." >

<!ENTITY  Ref.to.Part41
"ISO 10303-41:1994   
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 41: Integrated
		   Resources: Fundamentals and Product Description and Support" >

<!ENTITY  Ref.to.Part42
"ISO 10303-41:1994  
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 42: Integrated
		   Resources: Geometric and Topological Representation" >

<!ENTITY  Ref.to.Part43
"ISO 10303-41:1994
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 43: Integrated
		   Resources: Representation Structures" >

<!ENTITY  Ref.to.Part44
"ISO 10303-41:1994
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 44: Integrated
		   Resources: Product Structure Configuration" >

<!ENTITY  Ref.to.Part46
"ISO 10303-46:1994
		   Industrial automation systems and integration -
 		   Product data representation and exchange - Part 46: Integrated 
		   Resources: Visual presentation" >

<!ENTITY  Ref.to.8824-1
"ISO/IEC 8824-1:1994 <Not.Pub.Footnote>
Information Technology - Open Systems Interconnection -
Abstract Syntax Notation One (ASN.1) - Part 1:Specification of Basic Notation." >


<!ELEMENT Ref.to.Other.Std - - ( #PCDATA ) -(Ref.to.Other.Std)>
<!ATTLIST Ref.to.Other.Std Status (DIS|IS) #REQUIRED >

<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Inclusive Definitions Clause                         -->
<!--                    Exclusive Definitions Clause                         -->
<!--                    Symbols and Abbreviations Clause                     -->
<!--                                                                         -->
<!ELEMENT Defs.Symbs.Abbrevs.Sec - - ( Inclusive.Defs.C |
			            (Exclusive.Defs.C, 
				    (Symbols.and.Abbrev.C |
				     Symbols.C |
				     Abbreviations.C)? )) >

<!ELEMENT Inclusive.Defs.C - -	( C.Heading,
                                 ((Intro.Text?,
                                   Def.Block.SubC+) |
				  Defs.In.Inclusive.SubC ),
				  (Symbols.and.Abbrev.SubC | 
				   Symbols.SubC | 
				   Abbrev.SubC) 
				) >
<!ATTLIST Inclusive.Defs.C Name  
			(Defs-symbs-and-abbrevs|
			 Defs-and-symbols|
			 Defs-and-abbrevs) #REQUIRED >

<!ELEMENT Exclusive.Defs.C - - ( C.Heading, Def.Block.SubC+ ) >
<!ATTLIST Exclusive.Defs.C Name CDATA #FIXED "Definitions">

<!ELEMENT Symbols.and.Abbrev.C - - ( C.Heading,
				   (( Symbols.SubC, Abbrev.SubC ) |
				    ( Symbols.and.Abbrev.Bdy))
				   ) >
<!ATTLIST Symbols.and.Abbrev.C 
				Name CDATA #FIXED "Symbols and abbrevations" >

<!ELEMENT Symbols.C - - ( C.Heading, Intro.Text?, Symbol.Defs ) >
<!ATTLIST Symbols.C Name CDATA #FIXED "Symbols" >

<!ELEMENT Abbreviations.C - - ( C.Heading, Intro.Text?, Abbreviation+ ) >
<!ATTLIST Abbreviations.C Name CDATA #FIXED "Abbreviations" >

<!ELEMENT Symbols.and.Abbrev.SubC - - (SubC.Heading,
				   (( Symbols.CL3, Abbrev.CL3 ) |
				    ( Symbols.and.Abbrev.Bdy))
				   ) >
<!ATTLIST Symbols.and.Abbrev.SubC 
				Name CDATA #FIXED "Symbols and abbrevations" >

<!--           **************************************************************-->
<!-- [Level 3] STEP IR Inclusive Definitions C: Components                   -->
<!--                   Exclusive Definitions C: Components                   -->
<!--                   Symbols and Abbreviations C and SubC: Components      -->
<!--                                                                         -->

<!ELEMENT Defs.In.Inclusive.SubC - - (  SubC.Heading,
					Intro.Text?,
					(Def.Block.CL3+ | Text) ) >
<!ATTLIST Defs.In.Inclusive.SubC Name CDATA #FIXED "Definitions" >

<!ELEMENT Def.Block.SubC - -  ( SubC.Heading,
			        Intro.Text,
				(Def.CL3.Group | Def.Reference.List) )>
<!ATTLIST Def.Block.SubC Name CDATA "Terms defined in ISO 10303-1" 
                                      -- note that this is a default value 
                                         that can be changed by the user. --> 

<!ELEMENT Symbols.SubC - - ( SubC.Heading, Intro.Text?, Symbol.Defs ) >
<!ATTLIST Symbols.SubC Name CDATA #FIXED "Symbols" >

<!ELEMENT Abbrev.SubC - - ( SubC.Heading, Intro.Text?, Abbreviation+ ) >
<!ATTLIST Abbrev.SubC Name CDATA #FIXED "Abbreviations" >

<!ELEMENT Symbols.and.Abbrev.Bdy - - ( #PCDATA ) >

<!ELEMENT Symbols.CL3 - - ( CL3.Heading, Intro.Text?, Symbol.Defs ) >
<!ATTLIST Symbols.CL3 Name CDATA #FIXED "Symbols" >

<!ELEMENT Abbrev.CL3 - - ( CL3.Heading, Intro.Text?, Abbreviation+ ) >
<!ATTLIST Abbrev.CL3 Name CDATA #FIXED "Abbreviations" >

<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Abbreviations SubC: Components                       -->
<!--                                                                         -->
<!ELEMENT Abbreviation - - ( Abbrev.Term, Abbrev.Def ) >
<!ELEMENT Abbrev.Term - - ( #PCDATA ) -- content should NOT include
                                         colons; application should
                                         generate colons -->
<!ELEMENT Abbrev.Def - - ( #PCDATA ) >
<!--           **************************************************************-->
<!-- [Level 4+] Defs in Inclusive SubC: Components                 	     -->

<!ELEMENT Def.Block.CL3 - - (CL3.Heading,
			     Intro.Text?,
			    (Def.CL4.Group | Def.Reference.List))>
<!ATTLIST Def.Block.CL3 Name CDATA "Terms defined in ISO 10303-1" -- note that
this is a default value which can be changed by the user -->


<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Definition Block SubC: Components                    -->
<!--                                                                         -->

<!--           **************************************************************-->
<!-- [Level 4] STEP IR Symbols SubC: Components                              -->
<!--                                                                         -->
<!ELEMENT Symbol.Defs - - ( #PCDATA ) >

<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Schema C,                                            -->
<!--                    Schema Collection                                    -->
<!--                                                                         -->
<!ELEMENT Schema.C - -	( C.Heading,
			  Schema.EXPRESS.Decl,
			  Schema.Introduction.SubC,
			  FCandA.SubC,
			  Type.Defs.Section?,
			  Entity.Defs.Section?,
			  Rule.Defs.Section?,
			  Function.Defs.Section?
			) >
<!ATTLIST Schema.C   Name       CDATA #REQUIRED 
                               -- supply schema name as it appears in
                                  EXPRESS code (with underscores and
                                  "_schema" suffix, all lower case letters).  
                                  Application should remove suffix, replace 
                                  underscores with spaces and capitalize
                                  initial character when printing the heading.
                                  Also, the application will have to ensure 
                                  that the schema name is unique 
                                  throughout the doc instance. ID could not 
                                  be used because it does not allow underscores --
                     Clause.Num ID #IMPLIED 
                              -- this value will be used by elements that refer 
                                 to this schema name. All referencing
                                 elements will have an IMPLIED IDREF attribute 
                                 From.Clause whose value should equal the value 
                                 of a Clause.Num above.  If not, the application
                                 should reject the Schema.Name reference value that 
                                 is associated with the From.Clause attributte -->

<!ELEMENT Schema.Collection - - ( Schema.Collection.Intro.C?,
				  Schema.C,
				  Schema.C+
				) >

<!--           **************************************************************-->
<!-- [Level 3+] STEP IR Schema Collection: Components                        -->
<!--                                                                         -->
<!ELEMENT Schema.Collection.Intro.C - - ( Schema.Collection.Intro.C.H, Text ) >
<!ELEMENT Schema.Collection.Intro.C.H - - ( #PCDATA ) -- user must type in 
contents of heading but exclude numbers; numbers will not be used for the 
collection header. --> 

<!--           **************************************************************-->
<!-- [Level 3] STEP IR Schema C: Components                                  -->
<!--                                                                         -->
<!ELEMENT Schema.EXPRESS.Decl - - ( Schema.EXPRESS.Decl.Intro.Text,
				    EXPRESS.Decl,
				    (Schema.Ref.Note | Schema.Ref.Note.in.Group)?
				  ) >
<!ELEMENT Schema.Introduction.SubC - -	( SubC.Heading,
					  Schema.Introduction.OS,
					  Schema.Introduction.Bdy
					) >
<!ATTLIST Schema.Introduction.SubC Name CDATA #FIXED "Introduction" >

<!ELEMENT FCandA.SubC - - ( SubC.Heading,
			  ( General.FCandA |
                            FCandA.with.CL3.Clauses |
			    FCandA.List ))>
<!ATTLIST FCandA.SubC Name CDATA #FIXED "Fundamental concepts and assumptions" >

<!ELEMENT General.FCandA - - ( General.FCandA.Bdy )>
<!ELEMENT General.FCandA.Bdy - - ( #PCDATA )>

<!ELEMENT FCandA.with.CL3.Clauses - - ( Intro.Text?, Clause.CL3+ ) >

<!ELEMENT FCandA.List - - ( List.Intro.Text?, List.Item+ ) >
<!ATTLIST FCandA.List Ordered.List (Y|N)  "N" >

<!ELEMENT Type.Defs.Section - -	( ( Single.Type.Def.SubC |
				    Multi.Type.Defs.SubC
				  ),
				  End.of.Schema.Decl?
				) >
<!ELEMENT Entity.Defs.Section - -	( ( Single.Entity.Def.SubC |
					    Multi.Entity.Defs.SubC |
					    Entity.Def.Logical.Group.SubC+
					  ),
					  End.of.Schema.Decl?
					) >
<!ELEMENT Rule.Defs.Section - -	( ( Single.Rule.Def.SubC |
				    Multi.Rule.Defs.SubC
				  ),
				  End.of.Schema.Decl?
				) >
<!ELEMENT Function.Defs.Section - -	( ( Single.Function.Def.SubC |
					    Multi.Function.Defs.SubC
					  ),
					  End.of.Schema.Decl?
					) >


<!--           **************************************************************-->
<!-- [Level 4] STEP IR Schema EXPRESS Declaration: Components                -->
<!--                                                                         -->
<!ELEMENT Schema.EXPRESS.Decl.Intro.Text - -  ( #PCDATA ) -- boilerplate -->
<!ENTITY  Schema.EXPRESS.Decl.Intro.Open 
"The following EXPRESS declaration begins the " -- the value for attribute Name
          in the current Schema.C element should be inserted here -->
<!ENTITY  Schema.EXPRESS.Decl.Intro.Close 
"and identifies the necessary external references.">
<!ATTLIST Schema.EXPRESS.Decl.Intro.Text Name CDATA #IMPLIED -- corresponds with
          the value for Name in the parent schema.c element -->

<!ELEMENT Schema.Ref.Note - - ( Note.Lbl, 
                                Schema.Ref.Note.Intro.Text, 
			         ( Schema.Internal.Reference | 
                                   Schema.External.Reference)+ )> 

<!ELEMENT Schema.Ref.Note.in.Group - - ( Note.Group.H,
                                         ((Other.Note+, 
                                           Schema.Ref.Note, 
                                           Other.Note*) |
                                         (Schema.Ref.Note, 
                                          Other.Note+)) ) >

<!ELEMENT Other.Note - - ( Note.Lbl,
                           Note.Text )>

<!ELEMENT Schema.Ref.Note.Intro.Text - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Schema.Ref.Note.Intro.Text
"The schemas referenced above can be found in the following parts of ISO 
10303:" >

<!ELEMENT Schema.Internal.Reference - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Schema.Internal.Reference.Open "Clause " -- the value for the 
          From.Schema attribute in this element should be inserted before this 
          entity -->
<!ENTITY  Schema.Internal.Reference.Close "of this part of ISO 10303" 
       -- the value for the From.Clause attribute of this element should be 
          inserted before this entity -->
<!ATTLIST Schema.Internal.Reference From.Schema	   CDATA   #REQUIRED
			   	    From.Clause	   NUMBER  #IMPLIED >

<!ELEMENT Schema.External.Reference - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Schema.External.Reference "ISO 10303-" -- the value for the 
          From.Schema attribute in this element is should be inserted before 
          this entity and the value for the From.Part attribute for this
	  element should be appended to this entity -->
<!ATTLIST Schema.External.Reference From.Schema	   CDATA #REQUIRED
			  	    From.Part	   NUMBER  #REQUIRED >

<!--           **************************************************************-->
<!-- [Level 4] STEP IR Schema Introduction SubC: Components                  -->
<!--                                                                         -->
<!ELEMENT Schema.Introduction.OS - - ( Intro.Subject.Stmt, Intro.Subject.Desc)>

<!ELEMENT Intro.Subject.Stmt - - ( #PCDATA )  -- boilerplate -->
<!ATTLIST Intro.Subject.Stmt C.Name CDATA #IMPLIED -- corresponds with
the value for name in the parent schema.c element -->
<!ENTITY  Intro.Single.Subject.Stmt.Open "The subject of the " -- the value
for the C.Name attribute for this element followed by " is" should be
appended to this entity --> 

<!ENTITY  Intro.Multi.Subjects.Stmt.Open "The subject of the " -- the value
for the C.Name attribute for this element followed by " are" should be
appended to this entity --> 

<!ELEMENT Intro.Subject.Desc - - ( #PCDATA ) >

<!ELEMENT Schema.Introduction.Bdy - - ( #PCDATA ) >

<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Schema Type Definitions Section: Components          -->
<!--                                                                         -->
<!ELEMENT Single.Type.Def.SubC - - ( SubC.Heading, Type.Def ) >
<!ATTLIST Single.Type.Def.SubC  Name CDATA #FIXED "type definition:">
 
<!ELEMENT Multi.Type.Defs.SubC - - (    SubC.Heading,
					Intro.Text?,
					Type.Def.CL3,
					Type.Def.CL3+
				      ) >
<!ATTLIST Multi.Type.Defs.SubC Name CDATA #FIXED "type definitions" 
          -- the application should insert the schema name from the value of the 
             attribute Name on the parent schema.c element before this text -->
				  
<!ELEMENT Type.Def - -	( Type.Description,
			  EXPRESS.Decl,
			  Type.Def.Enumerated.Item.Defs?,
			  Formal.Propositions?,
			  Informal.Propositions?
			) >
<!ATTLIST Type.Def Name               CDATA #REQUIRED 
		   Req.Index.Item.ID  NMTOKEN    #IMPLIED 
                      --  this should be a unique value supplied by the
			  application to indentify this element for entry
			  in the index --

                   Type.ID         ID    #IMPLIED
                      -- this should be a unique value supplied by the
                         application to identify this type for
                         reference by the EXPRESS-G.Figure element, 
                         this value should be equal to the clause
                         number in the parent heading element -->

<!ELEMENT Type.Def.CL3 - - ( CL3.Heading, Type.Def ) >

<!ELEMENT Type.Description - - ( #PCDATA ) >
<!ELEMENT Type.Def.Enumerated.Item.Defs - - ( Type.Def.EI.Defs.Lbl,
					      Intro.Text?,
					      Def.Group
					    ) >
<!ELEMENT Type.Def.EI.Defs.Lbl - - ( #PCDATA ) -- boilerplate --> 
<!ENTITY  Type.Def.EI.Defs.Lbl "Enumerated item definitions:" >


<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Schema Entity Definitions Section: Components        -->
<!--                                                                         -->
<!ELEMENT Single.Entity.Def.SubC - - ( SubC.Heading, Entity.Def ) >
<!ATTLIST Single.Entity.Def.SubC Name CDATA #FIXED "entity definition">

<!ELEMENT Multi.Entity.Defs.SubC - -	( SubC.Heading,
					  Intro.Text?,
					  Entity.Def.CL3,
					  Entity.Def.CL3+
					) >
<!ATTLIST Multi.Entity.Defs.SubC Name CDATA #FIXED "entity definitions">

<!ELEMENT Entity.Def.Logical.Group.SubC - - ( SubC.Heading,
					      Intro.Text?,
					      Entity.Def.CL3,
					      Entity.Def.CL3+
					    ) >
<!ELEMENT Entity.Def - -	( Entity.Description,
				  EXPRESS.Decl,
				  Entity.Def.Attribute.Defs?,
				  Formal.Propositions?,
				  Informal.Propositions?
				) >
<!ATTLIST Entity.Def Name 	       CDATA #REQUIRED 
		     Req.Index.Item.ID NMTOKEN #IMPLIED 
                      -- this should be a unique value supplied by the 
			 application to indentify this element for
                         entry in the index --
                     Entity.ID         ID      #IMPLIED
                      -- this should be a unique value supplied by the
                         application to identify this entity for
                         reference by the EXPRESS-G.Figure element,
                         this value should be equal to the clause
                         number in the parent heading element -->

<!ELEMENT Entity.Def.CL3 - - ( CL3.Heading, Entity.Def ) >
<!ELEMENT Entity.Description - - ( #PCDATA ) >
<!ELEMENT Entity.Def.Attribute.Defs - - ( Attribute.Def.Lbl,
					  Intro.Text?,
					  Def.Group
					) -(Optional.Index.Item) >
<!ELEMENT Attribute.Def.Lbl - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Attribute.Def.Lbl "Attribute definitions:" >

<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Schema Rule Definitions Section: Components          -->
<!--                                                                         -->
<!ELEMENT Single.Rule.Def.SubC - - ( SubC.Heading, Rule.Def ) >
<!ATTLIST Single.Rule.Def.SubC  Name CDATA #FIXED "rule definition:"
       -- the application would need to insert the schema name from the Name 
          attribute in the parent Schema.C element and append the name of the 
          rule from the Name attribute in the child element rule.def when 
          generating the title for the heading -->
<!ELEMENT Multi.Rule.Defs.SubC - - (   SubC.Heading,
					Intro.Text?,
					Rule.Def.CL3,
					Rule.Def.CL3+
				      ) >
<!ATTLIST Multi.Rule.Defs.SubC Name CDATA #FIXED "rule definitions"
      -- the application would need to insert the schema name from the Name 
         attribute in the parent Schema.c element when generating the title for
         the heading -->

<!ELEMENT Rule.Def - -	( Rule.Description,
			  EXPRESS.Decl,
			  Argument.Def.Group?,
			  Formal.Propositions?,
			  Rule.Def.Dependency.Note*
			) >
<!ATTLIST Rule.Def Name      		CDATA #REQUIRED 
		   Req.Index.Item.ID 	NMTOKEN    #IMPLIED 
                      --  this should be a unique value supplied by 
			  the application to identify this element for entry
			  in the index -->

<!ELEMENT Rule.Def.CL3 - - ( CL3.Heading, Rule.Def ) >
<!ELEMENT Rule.Description - - ( #PCDATA ) >

<!ELEMENT Rule.Def.Dependency.Note - - ( Note.Lbl,
                                         Rule.Def.Dependency.Text ) >

<!ELEMENT Rule.Def.Dependency.Text - - ( #PCDATA ) -- boilerplate -->
<!ATTLIST Rule.Def.Dependency.Text Dependency.On (function|procedure) #REQUIRED>
<!ENTITY  Rule.Def.Dependency.Text 
"This rule is based on an unelaborated EXPRESS " -- the value provided
for attribute Dependcy.On should be appended to this entity -->

<!--           **************************************************************-->
<!-- [Level 4+] STEP IR Schema Function Definitions Section: Components      -->
<!--                                                                         -->
<!ELEMENT Single.Function.Def.SubC - - ( SubC.Heading,
					 Function.Def ) >
<!ATTLIST Single.Function.Def.SubC Name CDATA #FIXED "function definition:">

<!ELEMENT Multi.Function.Defs.SubC - -	(         SubC.Heading,
						  Intro.Text?,
				 		  Function.Def.CL3,
						  Function.Def.CL3+
						) >
<!ATTLIST Multi.Function.Defs.SubC Name CDATA #FIXED "function definitions">

<!ELEMENT Function.Def - -	( Function.Description,
				  EXPRESS.Decl,
				  Argument.Def.Group?
				) >
<!ATTLIST Function.Def Name CDATA #REQUIRED >

<!ELEMENT Function.Def.CL3 - - ( CL3.Heading, Function.Def ) >
<!ELEMENT Function.Description - - ( #PCDATA ) >


<!--*************************************************************************-->

<!-- [Level 2+] STEP IR: Annexes Clause                                      -->
<!--                                                                         -->
<!ELEMENT Annexes.C - - ( Normative.Annexes, Informative.Annexes)> 

<!ELEMENT Normative.Annexes - - ( Short.Names.Anx,
                                  Info.Object.Reg.Anx)>

<!ELEMENT Informative.Annexes - - ( EXPRESS.Listing.Anx, 
				EXPRESS-G.figures.Anx, 
				Model.Scope.Anx?,
                                Optional.Inform.Anx*,
				Bibliography.Anx? ) >

<!--*************************************************************************-->
<!-- [Level 3+] STEP IR: General Annex Components                -->

<!ELEMENT Annex.Bdy - - ( Anx.Text | Anx.Figure | SubAnx )+ >

<!ELEMENT Anx.Text - - ( #PCDATA ) >

<!ELEMENT Anx.Figure - o EMPTY >
<!ATTLIST Anx.Figure Filename CDATA #REQUIRED
                     Format   (wp|ps|latex) #REQUIRED > 

<!ELEMENT SubAnx - - ( SubAnx.Heading,
                       SubAnx.Bdy ) >
<!ATTLIST SubAnx Number NMTOKEN #IMPLIED
                 Name   CDATA #REQUIRED >

<!-- SubAnx's are indicated in the document by the letter of the annex -->
<!-- followed by a digit corresponding to the sequential number of the -->
<!-- subanx.                                                           -->


<!ELEMENT SubAnx.Bdy - - ( Anx.Text | Anx.Figure | AnxL3 )+>

<!ELEMENT AnxL3 - -  ( AnxL3.Heading,
                       AnxL3.Bdy ) >
<!ATTLIST AnxL3  Number NMTOKEN #IMPLIED
                 Name   CDATA #REQUIRED >

<!ELEMENT AnxL3.Bdy - - ( Anx.Text | Anx.Figure )+>

<!ELEMENT Anx.Heading - - ( #PCDATA ) -- boilerplate -->
<!-- The application should use the Annex.ID attribute value of the parent 
     of the containing element to supply the value of the attribute
     Anx.Number below. The content of this element should be based on the
     values of its attributes below -->
<!ATTLIST Anx.Heading Anx.Name   CDATA #FIXED "Annex " 
                      Anx.Number IDREF #IMPLIED >

<!ELEMENT SubAnx.Heading - - ( #PCDATA ) -- boilerplate -->
<!-- The application should use the attribute values of the parent of the
     containing element to supply the values of the attributes
     listed below. The content of this element should be based on the
     values of its attributes below -->
<!ATTLIST SubAnx.Heading SubAnx.Number NMTOKEN #IMPLIED 
                         SubAnx.Name   CDATA   #IMPLIED >

<!ELEMENT AnxL3.Heading - - ( #PCDATA ) -- boilerplate -->
<!-- The application should use the attribute values of the parent of the
     containing element to supply the values of the attributes
     listed below. The content of this element should be based on the
     values of its attributes below -->
<!ATTLIST AnxL3.Heading AnxL3.Number NMTOKEN #IMPLIED 
                        AnxL3.Name   CDATA   #IMPLIED >

<!ELEMENT Anx.Type - - ( #PCDATA ) -- boilerplate -->
<!-- The application should use the attribute value of the containing
     element to supply the value of the attribute listed below.
     The content of Anx.Type should be based on the value of its
     attribute below -->
<!ATTLIST Anx.Type Type CDATA #IMPLIED >

<!ELEMENT Anx.Title - - ( #PCDATA ) -- boilerplate -->
<!-- The application should use the attribute value of the containing
     element to supply the value of the attribute listed below.
     The content of Anx.Title should be based on the value of its
     attribute below -->
<!ATTLIST Anx.Title Title CDATA #IMPLIED >

<!--*************************************************************************-->
<!-- Short.Names.Anx: Components -->

<!ELEMENT Short.Names.Anx - - ( Anx.Heading,
                            Short.Names.Anx.Type, 
                            Short.Names.Anx.Title,
                            Short.Names.Anx.OS, 
                            Short.Names.Tbl ) >
<!ATTLIST Short.Names.Anx Annex.ID ID #IMPLIED  
                          -- the application should assign the attribute value "A" -->

<!ELEMENT Short.Names.Anx.Type - - ( Anx.Type ) >
<!ATTLIST Short.Names.Anx.Type Type CDATA #FIXED "normative">

<!ELEMENT Short.Names.Anx.Title - - ( Anx.Title ) >
<!ATTLIST Short.Names.Anx.Title Title CDATA #FIXED "Short names of entities">

<!ELEMENT Short.Names.Anx.OS - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Short.Names.Anx.OS
"Table A.1 provides the short names of entities specified in this part of ISO
10303.  Requirements on the use of the short names are found in the implementation
methods included in ISO 10303." >

<!ELEMENT Short.Names.Tbl - - (Short.Names.Tbl.H, Short.Names.Row+) >

<!ELEMENT Short.Names.Tbl.H - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Short.Names.Tbl.H
"Table A.1 - Short names of entities" >

<!ELEMENT Short.Names.Row - - (Entity.Entry, Short.Name.Entry) >
<!ELEMENT (Entity.Entry, Short.Name.Entry) - - ( #PCDATA ) >

<!--*************************************************************************-->
<!-- Info.Object.Reg.Anx: Components -->

<!ELEMENT Info.Object.Reg.Anx - - ( Anx.Heading,
                                Info.Object.Reg.Anx.Type,
                                Info.Object.Reg.Anx.Title,
                                Doc.ID.SubAnx, 
                                Schema.ID.SubAnx )>
<!ATTLIST Info.Object.Reg.Anx Annex.ID ID #IMPLIED
                   -- the application should assign the attribute value "B" -->

<!ELEMENT Info.Object.Reg.Anx.Type - - ( Anx.Type ) >
<!ATTLIST Info.Object.Reg.Anx.Type Type CDATA #FIXED "normative">

<!ELEMENT Info.Object.Reg.Anx.Title - - ( Anx.Title ) >
<!ATTLIST Info.Object.Reg.Anx.Title Title CDATA #FIXED "Information
object registration">

<!ELEMENT Doc.ID.SubAnx - - ( SubAnx.Heading, Doc.ID.Bdy )>
<!ATTLIST Doc.ID.SubAnx Number NMTOKEN #FIXED "B.1"
                        Name   CDATA #FIXED "Document identification">

<!ELEMENT Doc.ID.Bdy  - - ( #PCDATA ) -- boilerplate -->
<!ENTITY  Doc.ID.Bdy
"In order to provide for unambiguous identification of an information
object in an open system, the object identifier 

{iso standard 10303 part(&Part.Num;) version(1) }

is assigned to this part of ISO 10303.  The meaning of this value is
defined ISO 8824-1, and is described in ISO 10303-1.">

<!ELEMENT Schema.ID.SubAnx - - (SubAnx.Heading, 
                                (Single.Schema.ID |
                                 Multi.Schema.IDs ))>
<!ATTLIST Schema.ID.SubAnx Number NMTOKEN #FIXED "B.2"
                           Name   CDATA #FIXED "Schema identification">

<!ELEMENT Single.Schema.ID - - ( Single.Schema.ID.Bdy ) >

<!ELEMENT Single.Schema.ID.Bdy - - ( #PCDATA ) -- boilerplate -->
<!ATTLIST Single.Schema.ID.Bdy Schema.Name CDATA #REQUIRED -- the application 
          should ensure that the value for Schema.Name exists as a Name 
          attribute value of the Schema.C element --
                               From.Clause IDREF #IMPLIED -- the application
          should use the value from Schema.Name to determine the value for the 
          clause number -->
<!ENTITY  Single.Schema.ID.Bdy1
"In order to provide for unambiguous identification of the " 
                                -- the value from Schema.Name should be
                                   appended to this entity -->
<!ENTITY  Single.Schema.ID.Bdy2
"in an open information system, the object identifier

{ iso standard 10303 part(&Part.Num;) version(1) object(1) " 
                                 -- the value from Schema.Name followed 
                                    by a "(1) }" should be appended to this 
                                    entity, however the underscores in 
                                    schema.name should be replaced by dashes.-->
<!ENTITY  Single.Schema.ID.Bdy3
"is assigned to the "            -- the value for Schema.Name should be 
                                    appended to this entity.-->
<!ENTITY  Single.Schema.ID.Bdy4
"schema (see clause "            -- the value for From.Clause should be 
                                    appended to this entity. -->
<!ENTITY Single.Schema.ID.Bdy5
"). The meaning of this value is defined in ISO 8824-1, and is desribed
in ISO 10303-1." >


<!ELEMENT Multi.Schema.IDs - - ( Multi.Schema.IDs.OS,
                                    Schema.ID.AnxL3,
                                    Schema.ID.AnxL3+ ) >

<!ELEMENT Multi.Schema.IDs.OS - - ( #PCDATA ) -- boilerplate -->
<!ATTLIST Multi.Schema.IDs.OS Schema.Count NUMBER #IMPLIED -- the
application should generate this number, this att value should be used
by the entity of the same name --> 
<!ENTITY  Multi.Schema.IDs.OS 
"ISO 10303-1 further describes how ISO/IEC 8824 can be used to
identify individual schemas.  This part of ISO 10303 contains &Schema.Count;
such schemas, and each is assigned a unique object identifier to
provide unambiguos identification of the schema in an open information
system.">

<!ELEMENT Schema.ID.AnxL3 - - (  AnxL3.Heading,
                                 Schema.ID.AnxL3.Bdy ) >
<!ATTLIST Schema.ID.AnxL3 Schema.Num NMTOKEN #IMPLIED 
                          -- the application should apply a number for
                             each of these elements in sequence
                             starting with B.2.1 --
                          Schema.Name CDATA #REQUIRED 
                          -- the application should ensure that the value 
                             for Schema.Name exists as a Name attribute 
                             value of the Schema.C element --
                          From.Clause IDREF #IMPLIED >

<!ELEMENT Schema.ID.AnxL3.Bdy - - ( #PCDATA ) -- boilerplate -->
<!ATTLIST Schema.ID.AnxL3.Bdy Schema.ID.Num NUMBER #IMPLIED 
                                -- the application should generate this number, 
                                   refers to the sequential  number of the schema  -->

<!ENTITY  Schema.ID.AnxL3.Bdy1
"The "                          -- the value from attribute Schema.Name in the 
                                   parent element should be appended to this entity -->

<!ENTITY  Schema.ID.AnxL3.Bdy2
"(see clause "                  -- the value from attribute From.Clause in the 
                                   parent element should be appended to this entity -->

<!ENTITY  Schema.ID.AnxL3.Bdy3
") is assigned the object identifier

{ iso standard 10303 part(&Part.Num;) version(1) object(1) " 
                                 -- the value from Schema.Name should
                                    be appended to this entity,
                                    followed by the value for Schema.ID.Num
                                    enclosed in parens.  The underscores 
                                    in the schema name should be replaced by 
                                    dashes. -->

<!--*************************************************************************-->
<!-- [Level 3+] STEP IR: Informative.Annexes: Components                     -->

<!--*************************************************************************-->
<!-- EXPRESS.Listing.Anx: Components -->

<!ELEMENT EXPRESS.Listing.Anx - - ( Anx.Heading, 
                                   EXPRESS.Listing.Anx.Type,
                                EXPRESS.Listing.Anx.Title,
				EXPRESS.Listing.Anx.OS )> 
<!ATTLIST EXPRESS.Listing.Anx Annex.ID ID #IMPLIED 
           -- the application should assign the attribute value "C" -->


<!ELEMENT EXPRESS.Listing.Anx.Type - - ( Anx.Type ) >
<!ATTLIST EXPRESS.Listing.Anx.Type Type CDATA #FIXED "informative">

<!ELEMENT EXPRESS.Listing.Anx.Title - - ( Anx.Title ) >
<!ATTLIST EXPRESS.Listing.Anx.Title Title CDATA #FIXED "EXPRESS Listing">

<!ELEMENT EXPRESS.Listing.Anx.OS - - ( #PCDATA ) -- boilerplate -->
<!-- the following entities are broken up so as not to exceed maximum -->
<!-- entity length (300) -->
<!ENTITY  EXPRESS.Listing.OS1
"This annex provides a listing of the short names and a listing of the EXPRESS 
specified in this part of ISO 10303.  No text or annotation is included.  This
annex is provided only in computer-interpretable form.">
<!ENTITY  EXPRESS.Listing.OS2
"
  <Note><Note.Lbl>
  <Note.Text>
  The information provided on this diskette is informative; the normative
  text is that contained in the body of this part of ISO 10303.
  </Note.Text>
  </Note>" >

<!--*************************************************************************-->
<!-- EXPRESS-G.Figures.Anx: Components -->

<!ELEMENT EXPRESS-G.Figures.Anx - - (   Anx.Heading, 
                                        EXPRESS-G.Figures.Anx.Type,
                                        EXPRESS-G.Figures.Anx.Title,
					((EXPRESS-G.Figures.Anx.OS,
                                          EXPRESS-G.Figure,
                                          EXPRESS-G.Figure+) |
                                         (EXPRESS-G.Single.Figure.Anx.OS,
					  EXPRESS-G.Figure ))   )>
<!ATTLIST EXPRESS-G.Figures.Anx 
           Annex.ID ID #IMPLIED 
		-- the application should assign the attribute value "D" --
           Number.of.Figures NUMBER #IMPLIED 
		-- should be used by the entity Number.of.EXP-G.Figures,
                   this value can be generated -- >


<!ELEMENT EXPRESS-G.Figures.Anx.Type - - ( Anx.Type ) >
<!ATTLIST EXPRESS-G.Figures.Anx.Type Type CDATA #FIXED "informative">

<!ELEMENT EXPRESS-G.Figures.Anx.Title - - ( Anx.Title ) >
<!ATTLIST EXPRESS-G.Figures.Anx.Title Title CDATA #FIXED "EXPRESS-G figures">

<!ELEMENT EXPRESS-G.Figures.Anx.OS - - (#PCDATA) -- boilerplate -->
<!ENTITY  EXPRESS-G.Figures.Anx.OS
"Figures D.1 through D.&Number.of.EXP-G.Figures; correspond to the EXPRESS 
listing given in annex A. The figures use the EXPRESS-G graphical notation for 
the EXPRESS language. EXPRESS-G is defined in annex A of ISO 10303-11." >

<!ELEMENT EXPRESS-G.Single.Figure.Anx.OS - - (#PCDATA) -- boilerplate -->
<!ENTITY  EXPRESS-G.Single.Figure.Anx.OS
"Figure D.1 corresponds to the EXPRESS listing given in annex A. The
figure uses the EXPRESS-G graphical notation for the EXPRESS 
language. EXPRESS-G is defined in annex A of ISO 10303-11." >

<!ELEMENT EXPRESS-G.Figure - o EMPTY>
<!ATTLIST EXPRESS-G.Figure Schema.Name CDATA #REQUIRED 
                            -- should correspond with the value for a
                               Name attribute in a Schema.C element --
                           
                           From.Clause IDREF #IMPLIED

                           EXP-G.Fig.Num ID #IMPLIED
                            -- the application should provide a unique
                               value for reference by other figures,
                               the values should be numbered consecutively
                               beginning with D.1 --

                           Entity.and.Type.Names IDREFS #IMPLIED
                            -- should correspond with values provided
                               for attributes Entity.ID and Type.ID
                               in elements Entity.Def and Type.Def. 
                               the application should generate a list
                               of these values for the user to select
                               from --

                           Related.EXP-G.Figs IDREFS #IMPLIED
                            -- should correspond with values provided
                               for attribute EXP-G.Fig.Num in other 
                               instances of this element,
                               the application should generate a list
                               of these values for the user to select
                               from -- 

                           Filename CDATA #REQUIRED

		           Format	  (wp|ps|latex) #REQUIRED >


<!--*************************************************************************-->
<!-- Bibliography.Anx: Components -->

<!ELEMENT Bibliography.Anx - - ( Anx.Heading,
                                 Bib.Anx.Type,
                                 Bib.Anx.Title,
                                 Bib.List ) >
<!ATTLIST Bibliography.Anx Annex.ID ID #IMPLIED >

<!ELEMENT Bib.Anx.Type - - ( Anx.Type ) >
<!ATTLIST Bib.Anx.Type Type CDATA #FIXED "informative">

<!ELEMENT Bib.Anx.Title - - ( Anx.Title ) >
<!ATTLIST Bib.Anx.Title Title CDATA #FIXED "Bibliography">

<!ELEMENT Bib.List - - ( Bib.List.Entry+)>

<!ELEMENT Bib.List.Entry - - ( #PCDATA )>
<!ATTLIST Bib.List.Entry Number NUMBER #IMPLIED>

<!--*************************************************************************-->
<!-- Model.Scope.Anx: Components -->

<!ELEMENT Model.Scope.Anx - - ( Anx.Heading, 
                                Model.Scope.Anx.Type,
                                Model.Scope.Anx.Title,
                                Annex.Bdy ) >
<!ATTLIST Model.Scope.Anx Annex.ID ID #IMPLIED >

<!ELEMENT Model.Scope.Anx.Type - - ( Anx.Type )>
<!ATTLIST Model.Scope.Anx.Type Type CDATA #FIXED "informative">

<!ELEMENT Model.Scope.Anx.Title - - ( Anx.Title )>
<!ATTLIST Model.Scope.Anx.Title Title CDATA #FIXED "Model scope">

<!--*************************************************************************-->
<!-- Optional.Inform.Anx: Components -->

<!ELEMENT Optional.Inform.Anx - - ( Anx.Heading,
                                    Optional.Inform.Anx.Type,
                                    Optional.Inform.Anx.Title,
                                    Annex.Bdy ) >

<!ELEMENT Optional.Inform.Anx.Type - - ( Anx.Type )>
<!ATTLIST Optional.Inform.Anx.Type Type CDATA #FIXED "informative">

<!ELEMENT Optional.Inform.Anx.Title - - ( Anx.Title )>
<!ATTLIST Optional.Inform.Anx.Title Title CDATA #REQUIRED >


<!--*************************************************************************-->
<!-- [Level 2] STEP IR: Index                                                -->
<!--                                                                         -->
<!ELEMENT Index - o  EMPTY  >