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: cheek 
 Entity 2: mucus

Answer: no


Question: Entity 1: owl 
 Entity 2: cytoplasm

Answer: no


Question: Entity 1: substrate 
 Entity 2: pyruvate side chain

Answer:
yes