Question: What is the lowest number of laps for marco simoncelli on a grid higher than 11?
SQL: SELECT MIN("Laps") FROM "2-13913978-2" WHERE "Rider" = 'marco simoncelli' AND "Grid" > 11.0;

Question: Who is the rider who did less than 20 laps on a grid number greater than 23?
SQL: SELECT "Rider" FROM "2-13913978-2" WHERE "Laps" < 20.0 AND "Grid" > 23.0;

Question: What is the lowest grid number that had a rider with ktm as the manufacturer who did more than 20 laps?
SQL: SELECT MIN("Grid") FROM "2-13913978-2" WHERE "Manufacturer" = 'ktm' AND "Laps" > 20.0;