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: beaver 
 Entity 2: chest
Example Output: yes

Example Input: Entity 1: gram 
 Entity 2: eyeball
Example Output: no

Example Input: Entity 1: leek 
 Entity 2: vitamin e
Example Output:
yes