Input (grade 13): Two former Williams and Sauber drivers drove for the new BMW Sauber team in 2006, Nick Heidfeld who was a Sauber driver from 2001 â "2003 and Canadian Jacques Villeneuve who drove for the team in 2005.
Output (grade 7): Two former Sauber drivers, Nick Heidfeld and Jacques Villeneuve, drove for the new BMW Sauber team in 2006.