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: panther 
 Entity 2: oxygen
Example Output: no

Example Input: Entity 1: conjugation 
 Entity 2: nerve fibre
Example Output: no

Example Input: Entity 1: stem 
 Entity 2: bright-colored flowers
Example Output:
yes