TimeML schema
TANGO
A **TimeMLID** is a sequence of lowercase letters followed by a number (decimal digits).
A **EventID** is an **e** followed by a number (decimal digits).
A **EventInstanceID** is an **ei** followed by a number (decimal digits).
A **TimeID** is an **t** followed by a number (decimal digits).
A **SignalID** is an **s** followed by a number (decimal digits).
A **LinkID** is an **l** followed by a number (decimal digits).
The **Probability** of an annotation is a number between 0.0 and 1.0.