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

[EX Q]: Sentence: 'a man walking his dog near a sandy area'. Replace the letter 'i' with 'g' in the sentence.
[EX A]: a man walkgng hgs dog near a sandy area

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

[EX Q]: Sentence: 'a man standing on to of a pile of junk holding flaming torches'. Replace the letter 'l' with 'r' in the sentence.
[EX A]:
a man standing on to of a pire of junk hording framing torches