CREATE TABLE "complete_formula_one_world_championship_" (
  "year" real,
  "entrant" text,
  "chassis" text,
  "engine" text,
  "points" real
);

Question: What points larger than 1950 has a maserati straight-6 engine?
SQL: SELECT "points" FROM "complete_formula_one_world_championship_" WHERE "year">1950 AND "engine"='maserati straight-6';

Question: What is the chassis for a 1952 officine alfieri maserati with an entrant?
SQL: SELECT "chassis" FROM "complete_formula_one_world_championship_" WHERE "entrant"='officine alfieri maserati' AND "year"=1952;

Question: What type of engine does a 1951 alfa romeo 159m chasis have?
SQL: SELECT "engine" FROM "complete_formula_one_world_championship_" WHERE "year"=1951 AND "chassis"='alfa romeo 159m';

Question: What Entrant has a 1952 maserati straight-6 engine?
SQL: SELECT "entrant" FROM "complete_formula_one_world_championship_" WHERE "engine"='maserati straight-6' AND "year"=1952;

Question: What Entrant older than 1950 has points smaller than 7?
SQL: SELECT "entrant" FROM "complete_formula_one_world_championship_" WHERE "year">1950 AND "points"<7;

Question: What is the total points that an 1951 Entrant alfa romeo spa have?
SQL: SELECT SUM("points") FROM "complete_formula_one_world_championship_" WHERE "entrant"='alfa romeo spa' AND "year"<1951;