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

[Q]: Sentence: 'commuter trains on tracks next to paved platform'. Replace the letter 'm' with 'w' in the sentence.
[A]: cowwuter trains on tracks next to paved platforw


[Q]: Sentence: 'a zebra standing by a pile of large rocks'. Replace the letter 'i' with 'x' in the sentence.
[A]: a zebra standxng by a pxle of large rocks


[Q]: Sentence: 'a swan and her babies floating on a lake together'. Replace the letter 'e' with 'f' in the sentence.
[A]:
a swan and hfr babifs floating on a lakf togfthfr