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).
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Question: Entity 1: rotifer 
 Entity 2: carapace

Answer: no


Question: Entity 1: cockerel 
 Entity 2: double-tubed siphon

Answer: no


Question: Entity 1: jaw 
 Entity 2: two incisor tooth

Answer:
yes