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

[Q]: Sentence: 'a small bird perched on some thin branches'. Replace the letter 'a' with 'f' in the sentence.
[A]: f smfll bird perched on some thin brfnches


[Q]: Sentence: 'a truck transports things down the road'. Replace the letter 'd' with 's' in the sentence.
[A]: a truck transports things sown the roas


[Q]: Sentence: 'an elephant with a baby elephant grazing in the grass'. Replace the letter 'p' with 'l' in the sentence.
[A]:
an elelhant with a baby elelhant grazing in the grass