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

[EX Q]: Sentence: 'a clean, sterile bathroom with a shower, toilet, and sink'. Replace the letter 'n' with 'k' in the sentence.
[EX A]: a cleak, sterile bathroom with a shower, toilet, akd sikk

[EX Q]: Sentence: 'two kids sitting on a  child's bed and smiling'. Replace the letter 't' with 's' in the sentence.
[EX A]: swo kids sissing on a  child's bed and smiling

[EX Q]: Sentence: 'two horses grazing on a mountain side as a train goes through'. Replace the letter 'o' with 'f' in the sentence.
[EX A]:
twf hfrses grazing fn a mfuntain side as a train gfes thrfugh