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

[EX Q]: Sentence: 'a group of people play a video game in a living room'. Replace the letter 'p' with 'u' in the sentence.
[EX A]: a grouu of ueoule ulay a video game in a living room

[EX Q]: Sentence: 'a bunch of giraffe stand around on a dirt covered area'. Replace the letter 'e' with 'p' in the sentence.
[EX A]: a bunch of giraffp stand around on a dirt covprpd arpa

[EX Q]: Sentence: 'this is a bird sitting in some grass'. Replace the letter 's' with 'l' in the sentence.
[EX A]:
thil il a bird litting in lome grall