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).

Input: Consider Input: Entity 1: moss 
 Entity 2: pollen

Output: yes


Input: Consider Input: Entity 1: bird 
 Entity 2: nephron

Output: yes


Input: Consider Input: Entity 1: roach 
 Entity 2: folic acid


Output: no