I'll give you a question, please answer with step-by-step reasoning process.
Test for natural language inference.\nPremise: "A man in red shorts is walking along rocks by a river carrying a stick."\nHypothesis: "A man is by the water."\nIs the hypothesis entailed by the premise?\nOptions:\n- yes\n- no\n- it is not possible to tell

yes
Being by a river means you are obviously by the water.

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So, the answer is yes