Premise: "This person is performing a trick in skateboarding competition."
Hypothesis: "With people watching in the background."
Do we know that the hypothesis entailed by the premise? A step-by-step solution is:

A man is using his skateboard to perform a trick in front of a crowd.
The final answer: it is not possible to tell.
Premise: "This person is performing a trick in skateboarding competition."
Hypothesis: "With people watching in the background."
Do we know that the hypothesis entailed by the premise? A step-by-step solution is:

user
A man is using his skateboard to perform a trick in front of a crowd.
The final answer: it is not possible to tell.
assistant
Premise: "This person is performing a trick in skateboarding competition."
Hypothesis: "With people watching in the background."
Do we know that the hypothesis entailed by the premise? A step-by-step solution is:

A man is using his skateboard to perform a trick in front of a crowd.
The final answer: it is not possible to tell.