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

[EX Q]: Sentence: 'a train moving on a track during the day'. Replace the letter 't' with 'q' in the sentence.
[EX A]: a qrain moving on a qrack during qhe day

[EX Q]: Sentence: 'a small child reaching back with a wii remote'. Replace the letter 'l' with 'o' in the sentence.
[EX A]: a smaoo chiod reaching back with a wii remote

[EX Q]: Sentence: 'a horse drawn carriage being ridden through a park'. Replace the letter 's' with 'g' in the sentence.
[EX A]:
a horge drawn carriage being ridden through a park