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).

Example Input: Entity 1: humectant 
 Entity 2: dystrophin
Example Output: no

Example Input: Entity 1: intestine 
 Entity 2: ulcer
Example Output: yes

Example Input: Entity 1: pill bug 
 Entity 2: body
Example Output:
yes