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: ten - abdomen 
 Entity 2: hydrochloric acid

SOLUTION: no

PROBLEM: Entity 1: jellyfish 
 Entity 2: nerve ring

SOLUTION: yes

PROBLEM: Entity 1: fundic , pyloric , and region 
 Entity 2: g cell

SOLUTION:
yes