This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.
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Question: he had saved mrs. lestrange from having to give evidence at the inquest .

Answer: he saved mrs. lestrange saying she did n't have to give evidence in a court investigation .

Question: well , i 'll tell you , i 've heard a lot of stories about sam city , but i never ...

Answer: i 've heard a lot of stories , but ...

Question: they 're gone . what do you mean , gone ?

Answer:
are they gone ?