This is a one-hour video recording of the presentation of John Domingue at the KnowledgeWeb summer school 2006. It comprises either the video synchronized with the slides (requires Flash) or the video alone.

Table of Contents: Semantic Web Services: The Web Service Modelling Ontology and IRS-III Contents What's a Web Service? Web Services Framework Computing On Demand Problems with Web Services Today SWS Vision Semantic Web Services (is) SWS Broker SWS Activities (1/2) SWS Activities (2/2) Web Service Modelling Ontology (WSMO) WSMO is .. WSMO Working Groups WSMO Design Principles WSMO Top Level Notions Non-Functional Properties Non-Functional Properties List WSMO Ontologies Ontology Usage & Principles Ontology Specification WSMO Web Services Capability Specification WSMO Web Service Description Orchestration Definition Runtime Orchestration Service Interface Description Service Interface Description Model Service Interface Example WSMO Goals Goals Goal Specification WSMO Mediators Mediation WSMO Mediators Overview Mediator Structure OO Mediator - Example GG Mediators WG & WW Mediators IRS-III: The Internet Reasoning Service is an infrastructure for publishing, locating, executing and composin Features of IRS-III IRS-III Framework IRS-III/WSMO differences IRS-III Demo SUMMARY References WSMO References IRS-III Semantic Web Services Hands-On Session with IRS-III and WSMO Studio European Travel Scenario European Travel Demo Goal Description Goal Description in Tutorial Web Service Description Web Service Description in Tutorial IRS-III Hands On Task Tutorial Setup Travel Related Knowledge Models Key Classes, Relations, Instances Goals Services Service constraints Available Functions