context: It looks like the clown has fallen off the horse.
hypothesis: It is probable that the sad clown fell off the horse at the State Fair rodeo.
valid_hypothesis: It is impossible that the sad clown fell off the horse at the State Fair rodeo.
invalid_hypothesis: It is probable that the sad clown fell off the horse at the State Fair rodeo.
hypothesis_assertion: The sad clown fell off the horse at the State Fair rodeo.