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

[EX Q]: Sentence: 'a couple of giraffe standing next to each other in a forest'. Replace the letter 'a' with 'w' in the sentence.
[EX A]: w couple of girwffe stwnding next to ewch other in w forest

[EX Q]: Sentence: 'street sign titled kittery maine state line in green'. Replace the letter 'e' with 'r' in the sentence.
[EX A]: strrrt sign titlrd kittrry mainr statr linr in grrrn

[EX Q]: Sentence: 'a couple of kids laying in bed together'. Replace the letter 'o' with 'v' in the sentence.
[EX A]:
a cvuple vf kids laying in bed tvgether