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: oil 
 Entity 2: myristic acid

SOLUTION: yes

PROBLEM: Entity 1: barrel cactus 
 Entity 2: food calorie

SOLUTION: no

PROBLEM: Entity 1: aquamarine 
 Entity 2: phytochemical

SOLUTION:
no