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

[EX Q]: Sentence: 'a man and a child skiing down a mountain on a trail'. Replace the letter 'n' with 'm' in the sentence.
[EX A]: a mam amd a child skiimg dowm a moumtaim om a trail

[EX Q]: Sentence: 'a boy is sitting at a dinner table with his food'. Replace the letter 't' with 'r' in the sentence.
[EX A]: a boy is sirring ar a dinner rable wirh his food

[EX Q]: Sentence: 'a big brown and white dog smiling while standing in a room'. Replace the letter 'g' with 'd' in the sentence.
[EX A]:
a bid brown and white dod smilind while standind in a room