In this task, you need to replace a letter in the sentence with another given letter.

Q: Sentence: 'a red train sitting at an empty station'. Replace the letter 'i' with 'h' in the sentence.

A: a red trahn shtthng at an empty stathon
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Q: Sentence: 'a boy is sitting at a dinner table with his food'. Replace the letter 't' with 'r' in the sentence.

A: a boy is sirring ar a dinner rable wirh his food
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Q: Sentence: 'a dog laying in front of a horses stall with the horse peeking over the half door'. Replace the letter 'a' with 'b' in the sentence.

A:
b dog lbying in front of b horses stbll with the horse peeking over the hblf door
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