instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a red stop sign sitting on the side of a road'. Replace the letter 'r' with 'o' in the sentence.
answer:
a oed stop sign sitting on the side of a ooad


question:
Sentence: 'a kitchen table with a juicer and vegetable on it'. Replace the letter 't' with 'a' in the sentence.
answer:
a kiachen aable wiah a juicer and vegeaable on ia


question:
Sentence: 'a public transit bus at a bus stop'. Replace the letter 'u' with 'y' in the sentence.
answer:

a pyblic transit bys at a bys stop