Premise: "Two girls practicing marital arts with all of their safety equipment on."\nHypothesis: "Two girls ready for competition in martial arts."\nDo we know that the hypothesis entailed by the premise?
Think hard. Detailed solution:
it is not possible to tell
Just because two girls practicing marital arts doesn't mean they are ready for competition in martial arts.

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So, the answer is it is not possible to tell