Premise: "Two men in germany jumping over a rail at the same time without shirts."\nHypothesis: "Two shirtless men in germany leap simultaneously over the railing."\nDo we know that the hypothesis entailed by the premise?
Think hard. Detailed solution:
yes
The men are without shirts which means they are shirtless men and they leap simultaneously so they do it at the same time.

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So, the answer is yes