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).

Entity 1: surface 
 Entity 2: vertex
yes

Entity 1: fruit tree 
 Entity 2: body
no

Entity 1: sand pine 
 Entity 2: crown

yes