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: plant food 
 Entity 2: tissue

SOLUTION: no

PROBLEM: Entity 1: ram 
 Entity 2: four fully develop horn

SOLUTION: yes

PROBLEM: Entity 1: root 
 Entity 2: storage

SOLUTION:
yes