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

Q: Sentence: 'a fire hydrant with a message painted on it'. Replace the letter 'n' with 'j' in the sentence.

A: a fire hydrajt with a message paijted oj it
****
Q: Sentence: 'a man and a child skiing down a mountain on a trail'. Replace the letter 'n' with 'm' in the sentence.

A: a mam amd a child skiimg dowm a moumtaim om a trail
****
Q: Sentence: 'a dog looking over a wooden table that has a plate of doughnuts on it'. Replace the letter 'n' with 'v' in the sentence.

A:
a dog lookivg over a woodev table that has a plate of doughvuts ov it
****