Input (grade 10): D'Ambrosio moved into single-seaters in 2003, winning the Belgian Formula Renault (1.6 litre) championship, driving for former Formula One driver and compatriot Thierry Boutsen's team.
Output (grade 7): D'Ambrosio moved into single-seaters in 2003, and won the Belgian Formula Renault (1.6 litre) championship.