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: vertebrae 
 Entity 2: mast cell

Output: yes


Input: Consider Input: Entity 1: skeletal muscle 
 Entity 2: cimetidine

Output: no


Input: Consider Input: Entity 1: echidna 
 Entity 2: cell


Output: no