instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a yellow fire hydrant sitting on the sidewalk'. Replace the letter 'o' with 'd' in the sentence.
answer:
a yelldw fire hydrant sitting dn the sidewalk


question:
Sentence: 'a baseball player running to third base from second'. Replace the letter 'a' with 'u' in the sentence.
answer:
u busebull pluyer running to third buse from second


question:
Sentence: 'several older electronics, including cellular phones and a palm pilot with a  broken screen next to each other in white box enclosure'. Replace the letter 'u' with 't' in the sentence.
answer:

several older electronics, incltding celltlar phones and a palm pilot with a  broken screen next to each other in white box enclostre