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: 'a plane getting ready to land on a runway'. Replace the letter 'n' with 'o' in the sentence.
[A]: a plaoe gettiog ready to laod oo a ruoway


[Q]: Sentence: 'a elephant with large tusks crossing a dirt road'. Replace the letter 'l' with 'c' in the sentence.
[A]:
a ecephant with carge tusks crossing a dirt road