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

[EX Q]: Sentence: 'vintage cartoon elephant and cartoon dog paper tags'. Replace the letter 'p' with 'r' in the sentence.
[EX A]: vintage cartoon elerhant and cartoon dog rarer tags

[EX Q]: Sentence: 'a brown door  that says gentlemen and a toilet'. Replace the letter 'o' with 'f' in the sentence.
[EX A]: a brfwn dffr  that says gentlemen and a tfilet

[EX Q]: Sentence: 'a heard of sheep walking in the snow in the fence'. Replace the letter 'n' with 'j' in the sentence.
[EX A]:
a heard of sheep walkijg ij the sjow ij the fejce