A Dota2 Ontology A restricted ontology for the Dota2 game built to support the Drafting process. For more info about why I'm building this ontology and what it aims to solve, read: AM006 - Building a Dota Ontology, Part 1: Introduction. AM007 - Building a Dota Ontology, Part 2. AM008 - Building a Dota Ontology, Part 3. AM009 - Building a Dota Ontology, Part 4: Affinities and Attribute Effects.