In this task, you need to replace a letter in the sentence with another given letter.
--------
Question: Sentence: 'a person jumping up in the air on a snowboard'. Replace the letter 'r' with 'o' in the sentence.

Answer: a peoson jumping up in the aio on a snowboaod

Question: Sentence: 'a white plate topped with meat and greens'. Replace the letter 's' with 'b' in the sentence.

Answer: a white plate topped with meat and greenb

Question: Sentence: 'a yellow train on the train tracks at a red light'. Replace the letter 'h' with 'p' in the sentence.

Answer:
a yellow train on tpe train tracks at a red ligpt