Premise: "A young man is skateboarding on a cement block wall."\nBased on this premise, can we conclude that the hypothesis "A young man is practicing for a professional skateboarding match." is true?\nOptions:\n- yes\n- it is not possible to tell\n- no
Let's think step by step.
it is not possible to tell
The young man is skateboarding on a cement wall but that doesn't mean that he is practicing for a professional skateboarding match.

.

Therefore, the answer is it is not possible to tell