(documentationsubsumesContentInstanceEnglishLanguage "A BinaryPredicate relating two instances of ContentBearingPhysical. (subsumesContentInstance ?OBJ1 ?OBJ2) means that the content expressed by ?OBJ2 is part of the content expressed by ?OBJ1. An example is the relationship between a handwritten poem and one of its stanzas. Note that this is a relation between instances, rather than Classes. If one wants to assert a content relationship between Classes, e.g. between the version of an intellectual work and a part of that work, the relation subsumesContentClass should be used.")