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: cucumber 
 Entity 2: gland
Example Output: no

Example Input: Entity 1: downy woodpecker 
 Entity 2: stolon
Example Output: no

Example Input: Entity 1: nerve and muscle function 
 Entity 2: calcium
Example Output:
yes