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: metal 
 Entity 2: symptom
Example Output: no

Example Input: Entity 1: plant life 
 Entity 2: particulate
Example Output: no

Example Input: Entity 1: lung 
 Entity 2: enzyme
Example Output:
yes