In this task, you need to replace a letter in the sentence with another given letter.

[EX Q]: Sentence: 'a close up of a train on train tracks at night'. Replace the letter 'n' with 'm' in the sentence.
[EX A]: a close up of a traim om traim tracks at might

[EX Q]: Sentence: 'a rare picture of an individual within this image'. Replace the letter 'd' with 'z' in the sentence.
[EX A]: a rare picture of an inzivizual within this image

[EX Q]: Sentence: 'two police motorcycles are parked outside a brick building'. Replace the letter 'w' with 'k' in the sentence.
[EX A]:
tko police motorcycles are parked outside a brick building