instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a fire hydrant with a message painted on it'. Replace the letter 'n' with 'j' in the sentence.
answer:
a fire hydrajt with a message paijted oj it

question:
Sentence: 'there is a big room with furniture and items inside'. Replace the letter 'e' with 'k' in the sentence.
answer:
thkrk is a big room with furniturk and itkms insidk

question:
Sentence: 'a man in black jersey with a baseball bat'. Replace the letter 'n' with 'x' in the sentence.
answer:
a max ix black jersey with a baseball bat