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

[EX Q]: Sentence: 'a few zebras that are next to each other'. Replace the letter 'o' with 'u' in the sentence.
[EX A]: a few zebras that are next tu each uther

[EX Q]: Sentence: 'subway train approaching the platform of a subway station'. Replace the letter 'y' with 'c' in the sentence.
[EX A]: subwac train approaching the platform of a subwac station

[EX Q]: Sentence: 'a sandy beach with lots of water near a bridge'. Replace the letter 'y' with 't' in the sentence.
[EX A]:
a sandt beach with lots of water near a bridge