In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a close up of a train on train tracks at night'. Replace the letter 'n' with 'm' in the sentence.

Answer: a close up of a traim om traim tracks at might

Question: Sentence: 'a man with a backpack on a motorcycle'. Replace the letter 't' with 'd' in the sentence.

Answer: a man widh a backpack on a modorcycle

Question: Sentence: 'a bathroom has pink tiles and a black toilet'. Replace the letter 'a' with 'f' in the sentence.

Answer:
f bfthroom hfs pink tiles fnd f blfck toilet