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: razor clam 
 Entity 2: molecule

SOLUTION: no

PROBLEM: Entity 1: mump 
 Entity 2: four wing

SOLUTION: no

PROBLEM: Entity 1: centipede 
 Entity 2: hair

SOLUTION:
yes