instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a cat with a pink bow sits underneath something silver'. Replace the letter 'h' with 'n' in the sentence.
answer:
a cat witn a pink bow sits underneatn sometning silver


question:
Sentence: 'a man is standing with this luggage next to a railroad track'. Replace the letter 'g' with 'l' in the sentence.
answer:
a man is standinl with this lullale next to a railroad track


question:
Sentence: 'a fire hydrant outside of a building with two red indicators'. Replace the letter 'i' with 'w' in the sentence.
answer:

a fwre hydrant outswde of a buwldwng wwth two red wndwcators