I'll give you a question, please answer with step-by-step reasoning process.
Premise: "A white man wearing a ball cap and backpack is riding a bicycle while flipping the camera an obscene gesture."\nHypothesis: "The man is wearing a sombrero."\nDo we know that the hypothesis entailed by the premise?

no
A ball cap and sombrero are two different types of hats.

.

Thus, the answer is no