Premise: Passersby watch as a person on Roller-blades goes down a large incline.

Hypothesis: A person on rollerblades struggles uphill while others watch.
Relation: contradiction

Hypothesis: A person is rollerblading down a hill while others watch.
Relation: entailment

Hypothesis: A group of people watch a person rollerblade towards a pond at the bottom of a hill.
Relation: neutral