Question: Who built Michael Schumacher's car that went under 31 laps?
SQL: SELECT "Constructor" FROM "2-1123416-2" WHERE "Laps" < 31.0 AND "Driver" = 'Michael Schumacher';

Question: How many grids for heinz-harald frentzen with 61 laps?
SQL: SELECT COUNT("Grid") FROM "2-1123416-2" WHERE "Laps" = 61.0 AND "Driver" = 'heinz-harald frentzen';