Given two entities as input, classify as "yes" if second entity is the part of the first entity. Otherwise classify them as "no". These are entities of meronym In linguistics, meronymy is a semantic relation between a meronym denoting a part and a holonym denoting a whole. In simpler terms, a meronym (i.e., second entity) is in a part-of relationship with its holonym (i.e., first entity).

Entity 1: jellyfish 
 Entity 2: nerve ring
yes

Entity 1: flatworm 
 Entity 2: claws
no

Entity 1: triglyceride 
 Entity 2: water vapor

no