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

[EX Q]: Sentence: 'a laptop computer attached to a large monitor'. Replace the letter 'a' with 'r' in the sentence.
[EX A]: r lrptop computer rttrched to r lrrge monitor

[EX Q]: Sentence: 'a man is standing at the base ball triangle with bat in tow'. Replace the letter 'n' with 'c' in the sentence.
[EX A]: a mac is stacdicg at the base ball triacgle with bat ic tow

[EX Q]: Sentence: 'a train car with a similar front and back is in front of a tree line and viewed from a fenced area'. Replace the letter 't' with 'z' in the sentence.
[EX A]:
a zrain car wizh a similar fronz and back is in fronz of a zree line and viewed from a fenced area