instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a couple of giraffes eat some food out of a trey'. Replace the letter 'f' with 'e' in the sentence.
answer:
a couple oe giraeees eat some eood out oe a trey

question:
Sentence: 'the person rides down the path atop the pink skateboard'. Replace the letter 'e' with 'c' in the sentence.
answer:
thc pcrson ridcs down thc path atop thc pink skatcboard

question:
Sentence: 'a german shepard sitting on a purple striped pillow'. Replace the letter 'l' with 'w' in the sentence.
answer:
a german shepard sitting on a purpwe striped piwwow