TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'the tennis player throws her racket in celebration'. Replace the letter 't' with 'l' in the sentence.

SOLUTION: lhe lennis player lhrows her rackel in celebralion

PROBLEM: Sentence: 'the color theme in this kitchen is red and black'. Replace the letter 't' with 'v' in the sentence.

SOLUTION: vhe color vheme in vhis kivchen is red and black

PROBLEM: Sentence: 'a woman is walking down a sidewalk with her bag'. Replace the letter 'w' with 'r' in the sentence.

SOLUTION:
a roman is ralking dorn a sideralk rith her bag