TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'many street signs in front of a building while it is snowing'. Replace the letter 'r' with 'x' in the sentence.

SOLUTION: many stxeet signs in fxont of a building while it is snowing

PROBLEM: Sentence: 'an image of a small galley-style kitchen pointed towards a skinny door'. Replace the letter 's' with 'i' in the sentence.

SOLUTION: an image of a imall galley-ityle kitchen pointed towardi a ikinny door

PROBLEM: Sentence: 'roll of some kind with onions baked on'. Replace the letter 'e' with 'v' in the sentence.

SOLUTION:
roll of somv kind with onions bakvd on