TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a person is riding a motorcycle as part of some kind of performance'. Replace the letter 'm' with 'a' in the sentence.

SOLUTION: a person is riding a aotorcycle as part of soae kind of perforaance

PROBLEM: Sentence: 'a small train is on the tracks by a house'. Replace the letter 'l' with 'x' in the sentence.

SOLUTION: a smaxx train is on the tracks by a house

PROBLEM: Sentence: 'a man hanging ten on the ocean breeze as the waves crash around him'. Replace the letter 'a' with 'w' in the sentence.

SOLUTION:
w mwn hwnging ten on the ocewn breeze ws the wwves crwsh wround him