In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.
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Question: Question: What could be used to fill a beach ball? Answer: Oxygen.

Answer: a beach ball contains gas


Question: Question: Gills are used by what for breathing water? Answer: marlins.

Answer: gills are used for breathing water by aquatic animals


Question: Question: A person eating a watermelon slice will perhaps want to take time during eating to? Answer: remove black pips.

Answer:
fruit contains seeds