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: comet 
 Entity 2: carbon - base compound
Example Output: yes

Example Input: Entity 1: milkweed 
 Entity 2: barrel - shape body
Example Output: no

Example Input: Entity 1: butterfly 
 Entity 2: threadlike antennae
Example Output:
yes