In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a train traveling through a dark tunnel next to green brush.'. Replace the letter 'r' with 'e' in the sentence.

Answer: a teain teaveling theough a daek tunnel next to geeen beush.

Question: Sentence: 'an image of a small galley-style kitchen pointed towards a skinny door'. Replace the letter 's' with 'i' in the sentence.

Answer: an image of a imall galley-ityle kitchen pointed towardi a ikinny door

Question: Sentence: 'there is a woman holding down the lid on a blender'. Replace the letter 'a' with 'c' in the sentence.

Answer:
there is c womcn holding down the lid on c blender