instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'street signs hanging next to a traffic light on a city street'. Replace the letter 'g' with 'm' in the sentence.
answer:
street simns hanminm next to a traffic limht on a city street


question:
Sentence: 'a zebra patterned set of hair brushes sitting on each other'. Replace the letter 'r' with 'a' in the sentence.
answer:
a zebaa patteaned set of haia baushes sitting on each othea


question:
Sentence: 'a cat is curled up on top of the keyboard of a working laptop'. Replace the letter 'f' with 'k' in the sentence.
answer:

a cat is curled up on top ok the keyboard ok a working laptop