Premise: A gray-haired man in a striped shirt is lecturing at a podium.

Hypothesis: A gray-haired man in a blue and white striped shirt is lecturing at a podium.
Relation: neutral

Hypothesis: A dark haired man is dancing in front of the podium without a shirt on.
Relation: contradiction

Hypothesis: A man is giving a speech at a podium
Relation: entailment