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

Sentence: 'a red park ride bus at a curb with a green/white bus behind'. Replace the letter 'h' with 'x' in the sentence.
a red park ride bus at a curb witx a green/wxite bus bexind

Sentence: 'a pile of chopped up broccoli sits next to bottles of sauces'. Replace the letter 't' with 'y' in the sentence.
a pile of chopped up broccoli siys nexy yo boyyles of sauces

Sentence: 'a three sink bathroom with a mirror and a window'. Replace the letter 'a' with 'v' in the sentence.
v three sink bvthroom with v mirror vnd v window