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

Q: Sentence: 'a memorial with various plaques and american flags on it'. Replace the letter 'a' with 'k' in the sentence.

A: k memorikl with vkrious plkques knd kmerickn flkgs on it
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Q: Sentence: 'a white stove top oven sitting in a kitchen'. Replace the letter 'k' with 'b' in the sentence.

A: a white stove top oven sitting in a bitchen
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Q: Sentence: 'two men playing a game while a boy watches'. Replace the letter 'y' with 'n' in the sentence.

A:
two men planing a game while a bon watches
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