One person is riding a horse and the other person is riding a bike.
This justifies what answer for what question? Q & A: 
Premise: "A person on the horse in a large body of water with a car behind it."
Hypothesis: "A person riding a bike near the ocean."
Do we know that the hypothesis entailed by the premise?
no
One person is riding a horse and the other person is riding a bike.
This justifies what answer for what question? Q & A: 
user
Premise: "A person on the horse in a large body of water with a car behind it."
Hypothesis: "A person riding a bike near the ocean."
Do we know that the hypothesis entailed by the premise?
no
assistant
One person is riding a horse and the other person is riding a bike.
This justifies what answer for what question? Q & A: 
Premise: "A person on the horse in a large body of water with a car behind it."
Hypothesis: "A person riding a bike near the ocean."
Do we know that the hypothesis entailed by the premise?
no