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: animal 
 Entity 2: vein
Example Output: yes

Example Input: Entity 1: tundra 
 Entity 2: mesoderm
Example Output: no

Example Input: Entity 1: looking bird 
 Entity 2: tassel - feather
Example Output:
yes