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: lemon 
 Entity 2: calcium
yes

Entity 1: flesh 
 Entity 2: body
no

Entity 1: muscle 
 Entity 2: saliva

no