The data on the CWRC SPARQL endpoint is currently being updated. Not all queries will work until revised. In general, the more precise the query is, the higher the possibility that it will not work. We apologize and will revise this page to get all the queries working again soon.

SPARQL Query Guide

The following pages provide introductory steps to using SPARQL (SPARQL Protocol and RDF Query Language, pronounced “sparkle”), and creating queries.

Intro to SPARQL

What is SPARQL, how to write a basic query, and notes on style.

Query Modifiers

Steps for more advanced and refined queries.

Sample Queries

Many examples of possible pre-written queries for searching the CWRC LODset.

Load into HuViz

A how-to for uploading SPARQL query results into HuViz (our Humanities Visualizer tool).