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

[Q]: Sentence: 'a cat sits on the floor next to a purse'. Replace the letter 'a' with 'b' in the sentence.
[A]: b cbt sits on the floor next to b purse


[Q]: Sentence: 'a close up of a bathroom sink with soap and tooth brushes in a cup'. Replace the letter 't' with 'y' in the sentence.
[A]: a close up of a bayhroom sink wiyh soap and yooyh brushes in a cup


[Q]: Sentence: 'a no parking sign illuminated by a streetlight'. Replace the letter 'k' with 'v' in the sentence.
[A]:
a no parving sign illuminated by a streetlight


