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: laser 
 Entity 2: convection current

SOLUTION: no

PROBLEM: Entity 1: bond 
 Entity 2: metal atom

SOLUTION: yes

PROBLEM: Entity 1: respiratory system 
 Entity 2: inhale air

SOLUTION:
yes