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

[Q]: Sentence: 'a long green grain traveling past a white building'. Replace the letter 'w' with 'o' in the sentence.
[A]: a long green grain traveling past a ohite building


[Q]: Sentence: 'a person lays on the inside of a suitcase'. Replace the letter 'i' with 'l' in the sentence.
[A]: a person lays on the lnslde of a sultcase


[Q]: Sentence: 'three colorful knit bear toys with button eyes'. Replace the letter 'r' with 'z' in the sentence.
[A]:
thzee colozful knit beaz toys with button eyes