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

[Q]: Sentence: 'a dog wearing a pink life jacket sitting on a surf board in the ocean'. Replace the letter 'c' with 'y' in the sentence.
[A]: a dog wearing a pink life jayket sitting on a surf board in the oyean


[Q]: Sentence: 'a ping pong player is in a ready stance to return the ball'. Replace the letter 'n' with 'e' in the sentence.
[A]: a pieg poeg player is ie a ready staece to reture the ball


[Q]: Sentence: 'a young child is standing on top of a box'. Replace the letter 'i' with 'u' in the sentence.
[A]:
a young chuld us standung on top of a box