instruction:
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).
question:
Entity 1: nitrogen 
 Entity 2: covalent molecule
answer:
yes


question:
Entity 1: panther chameleon 
 Entity 2: tongue
answer:
yes


question:
Entity 1: stem 
 Entity 2: vascular tissue
answer:

no