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: plant 
 Entity 2: ear
Example Output: yes

Example Input: Entity 1: beef 
 Entity 2: mannitol
Example Output: no

Example Input: Entity 1: mucous gland 
 Entity 2: secretion
Example Output:
yes