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

Sentence: 'three men in a park playing a sport'. Replace the letter 'p' with 'w' in the sentence.
three men in a wark wlaying a swort

Sentence: 'a person holding a green cell phone in a classroom with many desks'. Replace the letter 'k' with 'w' in the sentence.
a person holding a green cell phone in a classroom with many desws

Sentence: 'a skate boarder is doing a trick on the side of an empty pool'. Replace the letter 'b' with 'c' in the sentence.

a skate coarder is doing a trick on the side of an empty pool