instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a cat got caught hiding in the cupboard'. Replace the letter 'i' with 'u' in the sentence.
answer:
a cat got caught hudung un the cupboard


question:
Sentence: 'a white nerd with a tie around his sweater'. Replace the letter 'i' with 'q' in the sentence.
answer:
a whqte nerd wqth a tqe around hqs sweater


question:
Sentence: 'stop signs on the side of the street near vehicles and the city'. Replace the letter 's' with 'e' in the sentence.
answer:

etop eigne on the eide of the etreet near vehiclee and the city