Premise: "A man in a cowboy hat rides a bull at a rodeo."\nHypothesis: "A man is riding a bull and falls off."\nDo we know that the hypothesis entailed by the premise?
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
A man riding a bull doesn't imply falling off the bull.

.

So, the answer is it is not possible to tell