 subsumes(+Generic, 
@Specific)True if Generic is unified to Specific without 
changing
Specific.
subsumes(+Generic, 
@Specific)True if Generic is unified to Specific without 
changing
Specific.
- deprecated
- It turns out that calls to this predicate almost always should have used subsumes_term/2. 
Also the name is misleading. In case this is really needed, one is 
adviced to follow subsumes_term/2 
with an explicit unification.