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).

Entity 1: body 
 Entity 2: nonprotein nitrogen
no

Entity 1: mangrove 
 Entity 2: flap
no

Entity 1: cuttlefish 
 Entity 2: protein

no