In this task, you need to replace a letter in the sentence with another given letter.

[Q]: Sentence: 'a couple of giraffe standing next to each other'. Replace the letter 'i' with 'q' in the sentence.
[A]: a couple of gqraffe standqng next to each other


[Q]: Sentence: 'a group of people riding skis on a snowy surface'. Replace the letter 'p' with 'i' in the sentence.
[A]: a groui of ieoile riding skis on a snowy surface


[Q]: Sentence: 'a dock with several expensive boats docked at it'. Replace the letter 'c' with 's' in the sentence.
[A]:
a dosk with several expensive boats dosked at it