Table: assensbk_2008
Columns: rider
bike
laps
time
grid

Question: What driver had the highest grid position with a time of +0.283?
SQL: SELECT MAX("grid") FROM assensbk_2008 WHERE "time" = '+0.283'

Question: What is the most number of laps run by Ilario Dionisi?
SQL: SELECT MAX("laps") FROM assensbk_2008 WHERE "rider" = 'ilario dionisi'

Question: What is the total of laps run by the driver with a grid under 17 and a time of +5.088?
SQL: SELECT SUM("laps") FROM assensbk_2008 WHERE "time" = '+5.088' AND "grid" < 17

Question: What is the driver with the laps under 16, grid of 10, a bike of Yamaha YZF-R6, and ended with an accident?
SQL: SELECT "rider" FROM assensbk_2008 WHERE "laps" < 16 AND "time" = 'accident' AND "bike" = 'yamaha yzf-r6' AND "grid" = 10