Premise: Two people are eating something strange, as evidenced by her laugh and his nose-holding.

Hypothesis: Two eating, laughing, and holding their nose.
Relation: entailment

Hypothesis: Two people eating laughing, smiling, and holding their nose while eating onions.
Relation: neutral

Hypothesis: Three people are eating something strange, as evidenced by her laugh and his nose-holding.
Relation: contradiction