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).

Ex Input:
Entity 1: pewter 
 Entity 2: fluoride

Ex Output:
no


Ex Input:
Entity 1: nitrogen 
 Entity 2: covalent molecule

Ex Output:
yes


Ex Input:
Entity 1: polyp 
 Entity 2: line

Ex Output:

no