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Pack ape -- prolog/utils/is_wellformed.pl
PublicShow source
author
- Kaarel Kaljurand
version
- 2010-11-22
 is_wellformed(+Drs:term) is det
Succeeds if Drs is wellformed. Wellformedness means:
  1. No discourse referent is declared twice.
  2. Every used discourse referent is declared in an accessible DRS.
  3. Every declared discourse referent is used in the same DRS. @param Drs is an Attempto DRS