Blazegraph is a high-performance graph database implementing the RDF (Resource Description Framework) and SPARQL query standards. It stores data as triples (subject-predicate-object) and supports semantic web standards, ontology reasoning, and linked data. Blazegraph scales to billions of triples and includes full-text search, geospatial queries, and REST APIs for integration. - Semantic Web Standard: RDF/SPARQL are W3C standards; knowledge is portable across tools