TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a man sitting in a chair with a laptop in his lap'. Replace the letter 'p' with 'v' in the sentence.

SOLUTION: a man sitting in a chair with a lavtov in his lav

PROBLEM: Sentence: 'a man swinging at a tennis with a racquet on a court'. Replace the letter 't' with 'c' in the sentence.

SOLUTION: a man swinging ac a cennis wich a racquec on a courc

PROBLEM: Sentence: 'a colorful plate with a cheese and mushroom pizza on it'. Replace the letter 'o' with 'q' in the sentence.

SOLUTION:
a cqlqrful plate with a cheese and mushrqqm pizza qn it