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

[EX Q]: Sentence: 'a large elephant standing outside beside a tree'. Replace the letter 'e' with 'y' in the sentence.
[EX A]: a largy ylyphant standing outsidy bysidy a tryy

[EX Q]: Sentence: 'a red train sitting at an empty station'. Replace the letter 'i' with 'h' in the sentence.
[EX A]: a red trahn shtthng at an empty stathon

[EX Q]: Sentence: 'a man on a boat holding his dog in his lap'. Replace the letter 'o' with 'f' in the sentence.
[EX A]:
a man fn a bfat hflding his dfg in his lap