CREATE TABLE "champions" (
  "season" real,
  "venue" text,
  "teams" real,
  "drivers" real,
  "champion" text,
  "second" text,
  "third" text
);

Question: What country came in third when there were 13 teams in 1996?
SQL: SELECT "third" FROM "champions" WHERE "teams"=13 AND "season"=1996;

Question: What is the sum of season when the venue was donington park, and Brazil came in second?
SQL: SELECT SUM("season") FROM "champions" WHERE "venue"='donington park' AND "second"='brazil';

Question: What is the average Season when the venue was circuit de nevers magny-cours, and Drivers was more than 30?
SQL: SELECT AVG("season") FROM "champions" WHERE "venue"='circuit de nevers magny-cours' AND "drivers">30;