1. Law and Semantic Web Representation of regulations using Semantic Web languages Legal reasoning using standard (DL) reasoners Issue: “What if two sources say different things?” Specificity (…) Lex Superior Temporal Validity (overwrite) Lex Posterior Applicability to old cases Authority (implicit) Lex Superior Jurisdiction Location (…) Jurisdiction Scope (deeming provision) Import (documents) References to definitions, not documents http://www.leibnizcenter.org Rinke Hoekstra (VU/UvA) and Saskia van de Ven (UvA)