TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'two stuffed animal bears  sitting next to a candy bar and a flower pot on a table'. Replace the letter 'd' with 'w' in the sentence.

SOLUTION: two stuffew animal bears  sitting next to a canwy bar anw a flower pot on a table

PROBLEM: Sentence: 'a crooked street sign on a damaged sidewalk'. Replace the letter 'm' with 'u' in the sentence.

SOLUTION: a crooked street sign on a dauaged sidewalk

PROBLEM: Sentence: 'a boarded up urbano bus parked near a pile of rocks'. Replace the letter 'e' with 'd' in the sentence.

SOLUTION:
a boarddd up urbano bus parkdd ndar a pild of rocks