Knowledge Categories
==================

The MVT Nexus question database is organized into distinct knowledge categories, each with specific topic focuses. This structure enables precise targeting of different knowledge domains and facilitates detailed analysis.

Main Categories
-------------

Astronomy
~~~~~~~~
Topics covered:
    * Planets and solar system
    * Celestial bodies
    * Space exploration
    * Astronomical phenomena
    * Galaxies and universe

Example questions:
    * "What is the largest planet in our solar system?"
    * "Which planet is known as the Red Planet?"
    * "Who proposed the heliocentric model of the solar system?"

Geography
~~~~~~~~
Topics covered:
    * Capital Cities
    * Countries & Demographics
    * Landforms
    * Continents
    * Physical Geography

Example questions:
    * "What is the capital of France?"
    * "What is the longest river in the world?"
    * "How many continents are there?"

Literature
~~~~~~~~~
Topics covered:
    * Authors & Literature
    * Literary Works
    * Literary Characters
    * Genres
    * Historical Literature

Example questions:
    * "Who wrote 'Romeo and Juliet'?"
    * "Who wrote '1984'?"
    * "What is the main character's name in '1984'?"

Mathematics
~~~~~~~~~~
Topics covered:
    * Arithmetic
    * Algebra
    * Geometry
    * Mathematical Constants
    * Number Theory

Example questions:
    * "What is 2 + 2?"
    * "What is the square root of 64?"
    * "What is the value of pi (π) to two decimal places?"

Science
~~~~~~
Topics covered:
    * Chemistry
    * Physics
    * Biology
    * Earth Science
    * Scientific Methods

Example questions:
    * "What is the chemical symbol for water?"
    * "What is the chemical symbol for gold?"
    * "What is the atomic number of carbon?"

General Knowledge
~~~~~~~~~~~~~~~
Topics covered:
    * History
    * Arts
    * Culture
    * Famous Personalities
    * Scientific Discoveries
    * World Events

Example questions:
    * "Who painted the Mona Lisa?"
    * "Who discovered penicillin?"
    * "In what year did the French Revolution begin?"

Category Distribution
-------------------
The database maintains a balanced distribution of questions across categories:

* Each category contains multiple difficulty levels
* Topics are represented proportionally
* Cross-category questions are included where appropriate
* Regular updates maintain category relevance

Topic Focus Structure
-------------------
Each category implements a hierarchical topic structure:

.. code-block:: text

    Category
    └── Topic Focus
        └── Specific Questions

This organization allows for:
    * Precise question categorization
    * Targeted assessment capabilities
    * Detailed analysis of knowledge domains
    * Flexible query and filtering options

Usage Guidelines
--------------
When working with categories:

1. Consider the topic focus for precise question selection
2. Note difficulty levels within each category
3. Observe cross-category relationships
4. Use category metadata for filtering and analysis
5. Reference category-specific examples for context