Premise: "A group of people stands on the field of a soccer stadium."\nHypothesis: "There are preparing for a soccer game."\nDo we know that the hypothesis entailed by the premise?
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
People can practice at a soccer field instead of being at a game.

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Thus, the answer is it is not possible to tell