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

[Q]: Sentence: 'a mouse and keyboard sitting on a wooden desk'. Replace the letter 'a' with 'n' in the sentence.
[A]: n mouse nnd keybonrd sitting on n wooden desk


[Q]: Sentence: 'the bus is trying to navigate though the london traffic'. Replace the letter 'a' with 'l' in the sentence.
[A]: the bus is trying to nlviglte though the london trlffic


[Q]: Sentence: 'a small pug riding on top of a skateboard'. Replace the letter 'a' with 'n' in the sentence.
[A]:
n smnll pug riding on top of n skntebonrd