instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a couple of giraffe standing next to each other in a forest'. Replace the letter 'a' with 'w' in the sentence.
answer:
w couple of girwffe stwnding next to ewch other in w forest


question:
Sentence: 'a group of people on a beach flying a kite'. Replace the letter 'p' with 'i' in the sentence.
answer:
a groui of ieoile on a beach flying a kite


question:
Sentence: 'the snowboarder is just starting his run down the slope'. Replace the letter 'j' with 'c' in the sentence.
answer:

the snowboarder is cust starting his run down the slope