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

[EX Q]: Sentence: 'a yellow street sign sitting on the side of a road'. Replace the letter 'a' with 'd' in the sentence.
[EX A]: d yellow street sign sitting on the side of d rodd

[EX Q]: Sentence: 'a street light is near a large building'. Replace the letter 'n' with 'c' in the sentence.
[EX A]: a street light is cear a large buildicg

[EX Q]: Sentence: 'three snowboarders travel down the side of a snowy hill'. Replace the letter 'n' with 'a' in the sentence.
[EX A]:
three saowboarders travel dowa the side of a saowy hill