Question: How much Grid has a Time/Retired of +0.785, and Laps larger than 29?
SQL: SELECT SUM("Grid") FROM "2-17684663-3" WHERE "Time/Retired" = '+0.785' AND "Laps" > 29.0;

Question: Which Grid has more than 8 Laps, and a Manufacturer of Honda, and a Time/Retired of Retirement?
SQL: SELECT "Grid" FROM "2-17684663-3" WHERE "Laps" > 8.0 AND "Manufacturer" = 'Honda' AND "Time/Retired" = 'Retirement';

Question: How many Laps have a Grid smaller than 5, and a Time/Retired of Retirement?
SQL: SELECT SUM("Laps") FROM "2-17684663-3" WHERE "Grid" < 5.0 AND "Time/Retired" = 'Retirement';

Question: Which Time/Retired has Laps smaller than 14, and a Rider of Darren Barton?
SQL: SELECT "Time/Retired" FROM "2-17684663-3" WHERE "Laps" < 14.0 AND "Rider" = 'Darren Barton';