Question: Can you tell me the Manufacturer that has the Rider of Stefan Bradl?
SQL: SELECT "Manufacturer" FROM "2-16193402-3" WHERE "Rider" = 'Stefan Bradl';

Question: Can you tell me the highest Grid that has the Time of +15.532, and the Laps larger than 23?
SQL: SELECT MAX("Grid") FROM "2-16193402-3" WHERE "Time" = '+15.532' AND "Laps" > 23.0;

Question: Can you tell me the sum of Grid that has the Time of +6.355, and the Laps larger than 23?
SQL: SELECT SUM("Grid") FROM "2-16193402-3" WHERE "Time" = '+6.355' AND "Laps" > 23.0;