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: bond 
 Entity 2: metal atom

SOLUTION: yes

PROBLEM: Entity 1: paper wasp 
 Entity 2: lung

SOLUTION: no

PROBLEM: Entity 1: spine 
 Entity 2: catheter

SOLUTION:
no