context: a dog jumps over the pole.
hypothesis: There is a better than even chance that dog is participating in a competition, showing his agility training.
valid_hypothesis: Chances are slight that dog is participating in a competition, showing his agility training.
invalid_hypothesis: There is a better than even chance that dog is participating in a competition, showing his agility training.
hypothesis_assertion: Dog is participating in a competition, showing his agility training.