I'm presenting this work in Bilbo, at DEXA 2010, on thursday:José Antonio Miñarro-Giménez, Mikel Egaña Aranguren, Francisco García-Sánchez, Jesualdo Tomás Fernández-Breis. A Semantic Query Interface for the OGO Platform. ITBAM (DEXA) 2010, LNCS 6266, pp. 128-142.