context: The white dog with brown spots is walking through shallow water.
hypothesis: Chances are about even that the dog is wading through water to get to his toy.
valid_hypothesis: It is highly unlikely that the dog is wading through water to get to his toy.
invalid_hypothesis: Chances are about even that the dog is wading through water to get to his toy.
hypothesis_assertion: The dog is wading through water to get to his toy.