ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch|ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch|ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch|ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch|ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch|ETH Zurich, Computer Science, Universitätstrasse 6, 8092 Zurich, Switzerland. cdessimoz@inf.ethz.ch