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

[EX Q]: Sentence: 'a baseball player is throwing a ball across the dirt field'. Replace the letter 'a' with 't' in the sentence.
[EX A]: t btsebtll pltyer is throwing t btll tcross the dirt field

[EX Q]: Sentence: 'a person is standing in the snow in skis'. Replace the letter 'g' with 'x' in the sentence.
[EX A]: a person is standinx in the snow in skis

[EX Q]: Sentence: 'a man standing next to several cases of luggage'. Replace the letter 'e' with 'b' in the sentence.
[EX A]:
a man standing nbxt to sbvbral casbs of luggagb