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: fox 
 Entity 2: leg
Example Output: no

Example Input: Entity 1: boar 
 Entity 2: head
Example Output: yes

Example Input: Entity 1: horseshoe crab 
 Entity 2: mouth
Example Output:
no