instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a dirt bike rider that is riding in the mud'. Replace the letter 'a' with 'o' in the sentence.
answer:
o dirt bike rider thot is riding in the mud


question:
Sentence: 'a man that is on the back of an elephant'. Replace the letter 'c' with 'd' in the sentence.
answer:
a man that is on the badk of an elephant


question:
Sentence: 'a clock on the corner of a building tells the time to city people'. Replace the letter 'i' with 'f' in the sentence.
answer:

a clock on the corner of a bufldfng tells the tfme to cfty people