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: pustule 
 Entity 2: transport pathway

SOLUTION: no

PROBLEM: Entity 1: change 
 Entity 2: plaque

SOLUTION: no

PROBLEM: Entity 1: g protein 
 Entity 2: three subunit

SOLUTION:
yes