instruction:
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).
question:
Entity 1: fen 
 Entity 2: underground stem
answer:
no


question:
Entity 1: circuit 
 Entity 2: flow electron
answer:
yes


question:
Entity 1: lamprey 
 Entity 2: gill slit
answer:

yes