 Complete the following phrase:  In 1984, in absence of the works team, Joest Racing would score the first of their fifteen wins at the 24 Hours of Le Mans, with Klaus Ludwig and Henri Pescarolo driving their lucky 7 car a Porsche 956, chassis number 117. In 1985, the works team returned, and despite having little factory support, they defended their title with Ludwig, Paolo Barilla and incognito German businessman John Winter driving the 7 chassis number 117 again. This would make them the second team to score back to back wins with the same car, the other being JW Automotive whose Ford GT40 Mk.I won in 1968 and 