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: embryo 
 Entity 2: pouch

Answer: yes


Question: Entity 1: shearwater 
 Entity 2: foot

Answer: yes


Question: Entity 1: caterpillar 
 Entity 2: gland

Answer:
yes