 Complete the following phrase:  Of the initial 1995 drivers, Pedro Diniz was the only complete rookie, whilst Andrea Montermini started his first race after failing to qualify for the 1994 Spanish Grand Prix due to injury. Mika Salo and Domenico Schiattarella had competed in two races, with Taki Inoue competing in one race the previous season. The 1995 season also saw the debut of Jan Magnussen when he replaced regular McLaren driver, Mika Häkkinen for the 