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: ram 
 Entity 2: four fully develop horn
Example Output: yes

Example Input: Entity 1: tracheal system 
 Entity 2: spiracle
Example Output: yes

Example Input: Entity 1: nut 
 Entity 2: trachae
Example Output:
no