instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a crooked street sign on a damaged sidewalk'. Replace the letter 'm' with 'u' in the sentence.
answer:
a crooked street sign on a dauaged sidewalk

question:
Sentence: 'wooden park bench sitting between two trees with grassy background'. Replace the letter 'i' with 'q' in the sentence.
answer:
wooden park bench sqttqng between two trees wqth grassy background

question:
Sentence: 'two children playing baseball in the wii sports video game'. Replace the letter 'p' with 'z' in the sentence.
answer:
two children zlaying baseball in the wii szorts video game