Premise: A person wearing dark jeans and white t-shirt, with a dark backpack on his back, and a camera in his left with a big lenses jumping off the end of a dock and into the water

Hypothesis: A person wearing dark jeans and white t-shirt is riding a bike.
Relation: contradiction

Hypothesis: A person is trying to swim to the other side of the dock
Relation: neutral

Hypothesis: A person wearing dark jeans and white t-shirt is diving into the water.
Relation: entailment