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: pineapple 
 Entity 2: enzyme
Example Output: no

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

Example Input: Entity 1: food source 
 Entity 2: side
Example Output:
no