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

Q: Sentence: 'two men and a dog are standing beside a building'. Replace the letter 'b' with 'y' in the sentence.

A: two men and a dog are standing yeside a yuilding
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Q: Sentence: 'a motorcycle sitting on the side of the road by grass'. Replace the letter 'r' with 't' in the sentence.

A: a mototcycle sitting on the side of the toad by gtass
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Q: Sentence: 'a slice of carrot cake with frosting and silverware'. Replace the letter 'r' with 'n' in the sentence.

A:
a slice of cannot cake with fnosting and silvenwane
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