In this task, you need to replace a letter in the sentence with another given letter.
--------
Question: Sentence: 'someone playing frisbee with a dog in the middle of a court'. Replace the letter 'd' with 'r' in the sentence.

Answer: someone playing frisbee with a rog in the mirrle of a court

Question: Sentence: 'a single person is working in the cluttered kitchen'. Replace the letter 'n' with 'e' in the sentence.

Answer: a siegle persoe is workieg ie the cluttered kitchee

Question: Sentence: 'people are browsing the stand full of fruit and bananas'. Replace the letter 's' with 'u' in the sentence.

Answer:
people are browuing the utand full of fruit and bananau