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: pratincole 
 Entity 2: tail

Answer: yes


Question: Entity 1: commerce 
 Entity 2: bloodstream

Answer: yes


Question: Entity 1: panther 
 Entity 2: oxygen

Answer:
no