Premise: A dentist is looking in a female patient's mouth while another man adjusts the light.

Hypothesis: An elderly female dentist is looking in an elderly female patient's mouth while a man adjusts the light.
Relation: neutral

Hypothesis: A dentist and an assistant working on a female patient.
Relation: entailment

Hypothesis: A young man looks into the mouth of a little boy on a street corner.
Relation: contradiction