Question: How many times has the driver, who won the Nation's Cup with Petter Solberg, in the 2014 Race of Champions, won  the 24 Hours of Le Mans ?
Facts:
The Nations' Cup is won by Tom Kristensen and Petter Solberg
Tom Kristensen (racing driver) has nine wins  at the 24 Hours Le Mans
2014 Race of Champions has The Nations' Cup
Answer: nine