context: A little kid in a blue helmet is riding a bike with training wheels on it down a pebbled grassy trail.
hypothesis: Chances are about even that a kid in a helmet rides a bike with training wheels down to the park.
valid_hypothesis: Chances are about even that a kid in a helmet rides a bike with training wheels down to the park.
invalid_hypothesis: It is almost certain that a kid in a helmet rides a bike with training wheels down to the park.
hypothesis_assertion: A kid in a helmet rides a bike with training wheels down to the park.