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: charcoal 
 Entity 2: carbon monoxide gas

Answer: yes


Question: Entity 1: animal sperm 
 Entity 2: pseudopod

Answer: yes


Question: Entity 1: smokestack 
 Entity 2: nitrogen oxide

Answer:
yes