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: joint 
 Entity 2: end

Output: no


Input: Consider Input: Entity 1: surface 
 Entity 2: vertex

Output: yes


Input: Consider Input: Entity 1: animal fat 
 Entity 2: bone


Output: no