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

Q: Sentence: 'a yellow street sign sitting on the side of a road'. Replace the letter 'a' with 'd' in the sentence.

A: d yellow street sign sitting on the side of d rodd
****
Q: Sentence: 'a plate of food which contain smothered meat, potatoes and broccoli'. Replace the letter 'p' with 'v' in the sentence.

A: a vlate of food which contain smothered meat, votatoes and broccoli
****
Q: Sentence: 'there are two men standing on a mountain with a dog'. Replace the letter 'o' with 'z' in the sentence.

A:
there are twz men standing zn a mzuntain with a dzg
****