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: bracken fern 
 Entity 2: flesh

Output: no


Input: Consider Input: Entity 1: plant 
 Entity 2: than one shoot

Output: yes


Input: Consider Input: Entity 1: head 
 Entity 2: erythropoietin


Output: no