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: stingray 
 Entity 2: disk

SOLUTION: yes

PROBLEM: Entity 1: kernel 
 Entity 2: embryo

SOLUTION: yes

PROBLEM: Entity 1: moorland 
 Entity 2: bog

SOLUTION:
yes