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: barrel cactus 
 Entity 2: food calorie

Answer: no


Question: Entity 1: nerve 
 Entity 2: fluid

Answer: yes


Question: Entity 1: kidney stone 
 Entity 2: phosphate

Answer:
yes