# Warm Up

[Offensive Security Proving Grounds (PG) ](https://www.offensive-security.com/labs/)are a modern network for practicing penetration testing skills on exploitable, real-world vectors.

| Machine                                            | OS      | Description                                          |
| -------------------------------------------------- | ------- | ---------------------------------------------------- |
| [Pebbles](/proving-grounds/warm-up/pebbles.md)     | Linux   | Not your average pebble in a pond - a pretty pebble. |
| [Twiggy](/proving-grounds/warm-up/twiggy.md)       | Linux   | An easy machine, but a tad sneaky.                   |
| [Bratarina](/proving-grounds/warm-up/bratarina.md) | Linux   | Bratarina is not the nicest lady in town.            |
| [Internal](/proving-grounds/warm-up/internal.md)   | Windows | Quick and simple way to learn the Brazilian dance.   |
| [ClamAV](/proving-grounds/warm-up/clamav.md)       | Linux   | Retired exam machine to help you prepare.            |


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://pentesting.zeyu2001.com/proving-grounds/warm-up.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.