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Unlock the power of semantic knowledge — one pizza at a time.

This is Volume 1 of a comprehensive guide that transforms the legendary pizza.owl tutorial into a structured, professional learning experience. It takes you from your first class in Protégé to automated reasoning, laying the semantic foundation required for knowledge graphs, AI systems, and enterprise knowledge architecture.

What you will learn in Volume 1:

Set up Protégé and navigate the ontology engineering workspace.
Create classes, hierarchies, and taxonomies that capture domain knowledge.
Define named classes and distinguish them from individuals.
Apply OWL restrictions and reasoning to validate and enrich your models.
Ensure semantic integrity using disjoint classes and consistency checking.
Understand RDF — the underlying language that makes ontologies portable and machine-readable.

Why Volume 1?

Covers the essential first half of the Semantic Knowledge Development Lifecycle (SKDL) : Conceptual Modeling → Semantic Description → Knowledge Reuse → Semantic Governance.
Includes hands-on exercises, Protégé screenshots, and reasoning examples.
Written by a Global Enterprise Architect with 30 years of industry experience.
Backed by open-source code, video tutorials, and a supportive GitHub community.

Who this book is for:

Enterprise architects, AI engineers, data architects, knowledge graph practitioners, and anyone who wants to build machine-readable meaning that systems can act on. No prior ontology experience required.

Includes lifetime updates. Buy once, read forever.

The journey begins with pizza. But the real subject is meaning.

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Kick off your book project, get started with GhostAI, get better at marketing, or spend the day doing all three! Free live workshops on Zoom. Saturday, June 27, 2026.

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