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: earth 
 Entity 2: iron - nickel

Answer: yes


Question: Entity 1: human voice 
 Entity 2: chord

Answer: yes


Question: Entity 1: mineral compound 
 Entity 2: long ear

Answer:
no