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: x chromosome 
 Entity 2: gene

Answer: yes


Question: Entity 1: koala 
 Entity 2: claws

Answer: yes


Question: Entity 1: atmosphere 
 Entity 2: spine

Answer:
no