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

[Q]: Sentence: 'two men and a dog are standing beside a building'. Replace the letter 'b' with 'y' in the sentence.
[A]: two men and a dog are standing yeside a yuilding


[Q]: Sentence: 'view from across the street and view from rear view mirror'. Replace the letter 'v' with 't' in the sentence.
[A]: tiew from across the street and tiew from rear tiew mirror


[Q]: Sentence: 'street sign showing the name of the street in english and then in 
asian characters below'. Replace the letter 'a' with 'c' in the sentence.
[A]:
street sign showing the ncme of the street in english cnd then in 
csicn chcrccters below