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The Semantic Web, RDF, and Generating Knowledge Graphs from Legacy Data A key part of any knowledge graph -based system is the ETL pipeline that produces graph data from legacy data sources. The so-called “Semantic Web stack” contains several standardized and mature technologies to implement these pipelines. In this presentation we cover how to “craft RDF” using existing standards and their open-source implementations. Specifically, we cover R2RML and RML (for mapping tabular data to RDF), XSLT
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