SimilarityLink
From OpenCog
Atom Structure
SimilarityLink A B
PLN Semantics
In PLN the SimilarityLink is between 2 concepts is defined as disjunction of the ExtensionalSimilarityLink and IntensionalSimilarityLink between these. That is
SimilarityLink <TV> A B
is equivalent to
OrLink <TV> ExtensionalSimilarityLink A B IntensionalSimilarityLink A B