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).

Example Input: Entity 1: protein food 
 Entity 2: tuber
Example Output: no

Example Input: Entity 1: nutria 
 Entity 2: incisor
Example Output: yes

Example Input: Entity 1: vesicle 
 Entity 2: membrane
Example Output:
yes