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: whole grain 
 Entity 2: phytoestrogen
Example Output: yes

Example Input: Entity 1: automobile 
 Entity 2: cell
Example Output: no

Example Input: Entity 1: eyeball 
 Entity 2: muscle
Example Output:
yes