In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a woman gives a thumbs up sign while sitting in front of a sandwich'. Replace the letter 's' with 'h' in the sentence.

Answer: a woman giveh a thumbh up hign while hitting in front of a handwich


Question: Sentence: 'a rose that is sitting in a vase'. Replace the letter 'r' with 'j' in the sentence.

Answer: a jose that is sitting in a vase


Question: Sentence: 'a man is smiling as he stands in the middle of the snowy forest on his skies'. Replace the letter 'm' with 'z' in the sentence.

Answer:
a zan is sziling as he stands in the ziddle of the snowy forest on his skies