human
Rephrase the following text delimited by triple backticks.
```Key-Value Pairs or KVPs are essentially two linked data items, a key, and a value, where the key is used as a unique identifier for the value.``` 
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
No
2. Is it implied multiple-choice question?
No
3. If two experts were independently asked the question, will the final answer be exactly the same?
No

--- Answer ---
open