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 couple of horses with carriages at a building'. Replace the letter 'u' with 'm' in the sentence.
[EX A]: a comple of horses with carriages at a bmilding

[EX Q]: Sentence: 'a couple of apples that are on some plates'. Replace the letter 'a' with 's' in the sentence.
[EX A]:
s couple of spples thst sre on some plstes