premise1: A man on a bike executes a jump as part of a competition while the crowd watches.
premise2: A man is doing tricks on a bicycle on ramps in front of a crowd.
premise3: Bike rider jumping obstacles.
premise4: BMX biker jumps off of ramp
premise: A man on a bike executes a jump as part of a competition while the crowd watches. A man is doing tricks on a bicycle on ramps in front of a crowd. Bike rider jumping obstacles. BMX biker jumps off of ramp
hypothesis: A man rides a yellow bike.