CREATE TABLE "race" (
  "driver" text,
  "constructor" text,
  "laps" real,
  "time_retired" text,
  "grid" real
);

Question: what is the lowest grid when the laps is more than 7 and the driver is rubens barrichello?
SQL: SELECT MIN("grid") FROM "race" WHERE "laps">7 AND "driver"='rubens barrichello';

Question: what is the grid when the laps is more than 0, the time/retired is engine and the driver is pedro de la rosa?
SQL: SELECT "grid" FROM "race" WHERE "laps">0 AND "time_retired"='engine' AND "driver"='pedro de la rosa';

Question: who is the driver with the grid of 13?
SQL: SELECT "driver" FROM "race" WHERE "grid"=13;