Premise: "Crowd watches as a woman in red shirt goes to break a cinder block with a sledgehammer on a man's chest."\nHypothesis: "Two people are magic performing a trick to entertain the crowd."\nDo we know that the hypothesis entailed by the premise?
Let's think step by step.
it is not possible to tell
No magic trick is seen; it is a feat of strength.

.

Thus, the answer is it is not possible to tell