TASK DEFINITION: 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).
PROBLEM: Entity 1: hoatzin 
 Entity 2: wing

SOLUTION: yes

PROBLEM: Entity 1: tadpole 
 Entity 2: scale

SOLUTION: no

PROBLEM: Entity 1: barley grass 
 Entity 2: nerve

SOLUTION:
no