CREATE TABLE "classification" (
  "grid" real,
  "constructor" text,
  "qual" real,
  "rank" real,
  "laps" real,
  "time_retired" text
);

Question: Which constructor had a grid number bigger than 14, laps of more than 93, and rank higher than 25?
SQL: SELECT "constructor" FROM "classification" WHERE "grid">14 AND "laps">93 AND "rank">25;

Question: Which qual has rank of more than 28 and a grid number that is bigger than 23?
SQL: SELECT "qual" FROM "classification" WHERE "rank">28 AND "grid">23;

Question: What is the total qual where the grid number is 24?
SQL: SELECT SUM("qual") FROM "classification" WHERE "grid"=24;