instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'busy city street with pedestrians and cars with lights all around'. Replace the letter 'r' with 'k' in the sentence.
answer:
busy city stkeet with pedestkians and caks with lights all akound


question:
Sentence: 'vintage cartoon elephant and cartoon dog paper tags'. Replace the letter 'p' with 'r' in the sentence.
answer:
vintage cartoon elerhant and cartoon dog rarer tags


question:
Sentence: 'a street sign is hanging at an intersection'. Replace the letter 'e' with 'a' in the sentence.
answer:

a straat sign is hanging at an intarsaction