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: porpoise 
 Entity 2: lysine
Example Output: no

Example Input: Entity 1: sea bed 
 Entity 2: tube foot
Example Output: yes

Example Input: Entity 1: earth 
 Entity 2: gas molecule
Example Output:
yes