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: scaffold 
 Entity 2: two rift zone
Example Output: no

Example Input: Entity 1: sedimentary rock 
 Entity 2: copper
Example Output: yes

Example Input: Entity 1: substance 
 Entity 2: pea - flower
Example Output:
no