The Semantic Web: Research and Applications 7th Extended Semantic Web Conference, ESWC 2010, Heraklion, Crete, Greece, May 30 –June 3, 2010, Proceedings, Part I - Aroyo, Lora; Antoniou, Grigoris; Hyvönen, Eero; Teije, Annette ten; Stuckenschmidt, Heiner; Cabral, Liliana; Tudorache, Tania (Springer Berlin Heidelberg, 2010)