SWRL: A Semantic Web Rule Language Combining OWL and RuleML W3C Member Submission 21 May 2004 This version: http://www.w3.org/submissions/2004/SUBM-SWRL-20040521/ Latest version: http://www.w3.org/submissions/SWRL/ Authors: Ian Horrocks, Network Inference Peter F. Patel-Schneider, Bell Labs Research, Lucent Technologies Harold Boley, National Research Council of Canada Said Tabet, Macgregor, Inc.