Premise: A man wearing a black ski mask is playing a guitar.

Hypothesis: A man in a black ski mask just robbed a bank and couldn't resist the temptation of buying a guitar at the nearest store which he started playing while simultaneously fleeing the authorities.
Relation: neutral

Hypothesis: A person is playing an instrument.
Relation: entailment

Hypothesis: A man wearing dark sunglasses is playing the harmonica.
Relation: contradiction