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: head 
 Entity 2: eye
Example Output: no

Example Input: Entity 1: carpenter ant 
 Entity 2: waist
Example Output: yes

Example Input: Entity 1: black walnut 
 Entity 2: trunk
Example Output:
yes