Premise: Two people, using ropes and clamps are climbing the sheer side of a mountain.

Hypothesis: Two people, using ropes and clamps are climbing the sheer side of a building.
Relation: contradiction

Hypothesis: Two people are climbing the sheer side of a mountain.
Relation: entailment

Hypothesis: Two men, using ropes and clamps are climbing the sheer side of a mountain.
Relation: neutral