Premise: A man without a helmet is riding a red bike.

Hypothesis: The man is riding a skateboard.
Relation: contradiction

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

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

Hypothesis: The man without a helmet is riding a on a white scooter.
Relation: contradiction

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

Hypothesis: A doctor is talking with a patient in a clinic.
Relation: contradiction

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

Hypothesis: A man's hair blows in the breeze while riding a bike.
Relation: neutral

Hypothesis: A woman wearing a helmet rides a blue bike.
Relation: contradiction

Hypothesis: A man wearing shorts and a t-shirt is riding a bike.
Relation: neutral

Hypothesis: A man is riding a mountain bike on the street.
Relation: neutral

Hypothesis: The man does not have a helmet because he was rushing and forgot it.
Relation: neutral

Hypothesis: The man lost his helmet.
Relation: neutral

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

Hypothesis: A woman is sitting on her front porch.
Relation: contradiction