 Complete the following phrase:  His Formula Three racing performances won Servoz-Gavin the attention of Matra, resulting in his moving into Formula One. His best season was 1968, particularly the 1968 Italian Grand Prix in which he finished second and scored six points, driving a Matra. He also impressed at the Monaco Grand Prix, entering as Jackie Stewarts stand-in, starting from the front row of the grid, and leading from Graham Hill at the start, until his race ended early after clipping a barrier and breaking a driveshaft in a similar incident to the one that resulted in the death of Lorenzo Bandini in the 