instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'people walk through a local fruit market in a city'. Replace the letter 'e' with 'n' in the sentence.
answer:
pnopln walk through a local fruit marknt in a city


question:
Sentence: 'a couple of giraffe standing next to each other'. Replace the letter 'i' with 'q' in the sentence.
answer:
a couple of gqraffe standqng next to each other


question:
Sentence: 'an elephant outdoors next to a brick wall'. Replace the letter 'o' with 'a' in the sentence.
answer:

an elephant autdaars next ta a brick wall