Premise: A man in a helmet is riding a bike.

Hypothesis: A man riding in a car.
Relation: contradiction

Hypothesis: A man riding a bike down a street.
Relation: neutral

Hypothesis: The man is not wearing any protective gear.
Relation: contradiction

Hypothesis: A man is riding a bike.
Relation: entailment

Hypothesis: A man in a helmet riding his mountain bike.
Relation: neutral

Hypothesis: The man in a helmet is outdoors.
Relation: entailment

Hypothesis: The man in a helmet is riding a sports bike.
Relation: neutral

Hypothesis: A man riding a bike.
Relation: entailment

Hypothesis: A man in a red helment is riding a bike.
Relation: neutral

Hypothesis: A person is riding a bike down the street.
Relation: neutral

Hypothesis: A bare-headed man is riding a bike.
Relation: contradiction

Hypothesis: A man in a helmet exercising.
Relation: entailment

Hypothesis: A man in a helmet preparing to win the tour de France.
Relation: contradiction

Hypothesis: A woman is driving a car.
Relation: contradiction

Hypothesis: A man is wearing a helmet and riding his bicycle.
Relation: entailment