instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a person holding on to a black remote'. Replace the letter 'n' with 'h' in the sentence.
answer:
a persoh holdihg oh to a black remote

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 young child sitting on the sofa with a laptop on her'. Replace the letter 'f' with 'x' in the sentence.
answer:
a young child sitting on the soxa with a laptop on her