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

[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 kitchen in the midst of renovation is missing it's back-splash and lower cabinetry doors and drawers'. Replace the letter 'a' with 'g' in the sentence.
[EX A]: g kitchen in the midst of renovgtion is missing it's bgck-splgsh gnd lower cgbinetry doors gnd drgwers

[EX Q]: Sentence: 'a kitchen with shelves and gray marble countertops'. Replace the letter 's' with 'c' in the sentence.
[EX A]:
a kitchen with chelvec and gray marble countertopc