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: lion 
 Entity 2: spherocyte

SOLUTION: no

PROBLEM: Entity 1: skull 
 Entity 2: myelin

SOLUTION: no

PROBLEM: Entity 1: lump 
 Entity 2: fat

SOLUTION:
yes