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: child 's bone marrow 
 Entity 2: blood cell

Output: yes


Input: Consider Input: Entity 1: battery 
 Entity 2: fluid fill sac

Output: no


Input: Consider Input: Entity 1: electricity 
 Entity 2: water drop


Output: yes