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: earwig 
 Entity 2: egg

SOLUTION: no

PROBLEM: Entity 1: content 
 Entity 2: testis

SOLUTION: no

PROBLEM: Entity 1: coal burning 
 Entity 2: oxygen

SOLUTION:
yes