How Can a Future Safety Net Successfully Detect Conflicting ATC Clearances - Yet Remain Inconspicuous to the Tower Runway Controller? First Results from a SESAR Exercise at Hamburg Airport. - Marcus Biella; Karsten Straube; Marcus Helms; Stephen Straub; Benjamin Weiß 001; Felix Schmitt 005; Heribert Lafferton; Stéphane Dubuisson; Roger Lane (HCI (17), 2013)