Semantic Search Workshop Located at the 19th Int. World Wide Web Conference WWW2010 April 26, 2010 (Workshop Day), Raleigh, NC, USA News 2010-05-20: All talks held at SemSearch2010 can be watched at http://videolectures.net/www2010_raleigh/ 2010-04-24: Results for the Evaluation Track are available and uploaded to the webpage! 2010-04-24: Camera-ready version of the papers are available and upload