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

Q: Sentence: 'a small train is on the tracks by a house'. Replace the letter 'l' with 'x' in the sentence.

A: a smaxx train is on the tracks by a house
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Q: Sentence: 'a plate with some meat, potatoes, carrots and some corn'. Replace the letter 'e' with 'q' in the sentence.

A: a platq with somq mqat, potatoqs, carrots and somq corn
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Q: Sentence: 'a mom holds a baby in her lap while her older child eats pancakes with them at the kitchen table'. Replace the letter 'a' with 't' in the sentence.

A:
t mom holds t btby in her ltp while her older child etts ptnctkes with them tt the kitchen ttble
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