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: dinosaur 
 Entity 2: needle - leave
Example Output: no

Example Input: Entity 1: skull 
 Entity 2: myelin
Example Output: no

Example Input: Entity 1: body 's defense system 
 Entity 2: acid
Example Output:
no