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

[EX Q]: Sentence: 'a wooden bench near a tree and a stone wall'. Replace the letter 'l' with 'q' in the sentence.
[EX A]: a wooden bench near a tree and a stone waqq

[EX Q]: Sentence: 'a safari setting at a zoo with two giraffes and a zebra'. Replace the letter 'n' with 'g' in the sentence.
[EX A]: a safari settigg at a zoo with two giraffes agd a zebra

[EX Q]: Sentence: 'three airplanes are lined up for take off'. Replace the letter 'r' with 'j' in the sentence.
[EX A]:
thjee aijplanes aje lined up foj take off