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

[Q]: Sentence: 'two children who are standing next to a white fire hydrant'. Replace the letter 't' with 'r' in the sentence.
[A]: rwo children who are sranding nexr ro a whire fire hydranr


[Q]: Sentence: 'a man sitting on a luggage cart inside of an airport'. Replace the letter 't' with 'a' in the sentence.
[A]: a man siaaing on a luggage cara inside of an airpora


[Q]: Sentence: 'a man with long hair looking in a refrigerator'. Replace the letter 'r' with 'q' in the sentence.
[A]:
a man with long haiq looking in a qefqigeqatoq