Object Property: P83_had_at_least_duration
comment "Scope note:
This property describes the minimum length of time covered by an E52 Time-Span.
It allows an E52 Time-Span to be associated with an E54 Dimension representing it's minimum duration (i.e. it's inner boundary) independent from the actual beginning and end.
- the time span of the Battle of Issos 333 B.C.E. (E52) had at least duration Battle of Issos minimum duration (E54) has unit (P91) day (E58) has value (P90) 1 (E60)" (en)