Question: what average grid has laps larger than 52 and contains the driver of Andrea de Adamich?
SQL: SELECT AVG("Grid") FROM "2-1122502-1" WHERE "Laps" > 52.0 AND "Driver" = 'Andrea de Adamich';

Question: what's the highest lap that contains the driver of graham hill and a grid that is larger than 18?
SQL: SELECT MAX("Laps") FROM "2-1122502-1" WHERE "Driver" = 'graham hill' AND "Grid" > 18.0;

Question: what's the average grid that has a time/retired piston and laps smaller than 15?
SQL: SELECT AVG("Grid") FROM "2-1122502-1" WHERE "Time/Retired" = 'piston' AND "Laps" < 15.0;