 Complete the following phrase:  The Nürburgring is known for its frequently changing weather. The near-fatal accident of Niki Lauda in 1976 was accompanied by poor weather conditions and also the 2007 Grand Prix race saw an early deluge take several cars out through aquaplaning, with Vitantonio Liuzzi making a lucky escape, hitting a retrieving truck with the rear wing first, rather than the fatal accident that befell Jules Bianchi 