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: gravel 
 Entity 2: tin

Output: yes


Input: Consider Input: Entity 1: gamete 
 Entity 2: and filament

Output: no


Input: Consider Input: Entity 1: foot 
 Entity 2: three toe


Output: yes