TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a group of young people playing a game of soccer'. Replace the letter 'c' with 'o' in the sentence.

SOLUTION: a group of young people playing a game of soooer

PROBLEM: Sentence: 'a couple of kids with rackets on a court'. Replace the letter 'u' with 'd' in the sentence.

SOLUTION: a codple of kids with rackets on a codrt

PROBLEM: Sentence: 'a laptop computer attached to a large monitor'. Replace the letter 'a' with 'r' in the sentence.

SOLUTION:
r lrptop computer rttrched to r lrrge monitor