CREATE TABLE "1929_30_season_as_a_three_year_old" (
  "result" text,
  "race" text,
  "distance" text,
  "weight" real,
  "winner_or_2nd" text,
  "pos_n" text
);

Question: What is the result of the ajc craven plate (wfa) race?
SQL: SELECT "result" FROM "1929_30_season_as_a_three_year_old" WHERE "race"='ajc craven plate (wfa)';

Question: What is the distance of the race with amounis as the winner or 2nd and a 2nd pos'n?
SQL: SELECT "distance" FROM "1929_30_season_as_a_three_year_old" WHERE "winner_or_2nd"='amounis' AND "pos_n"='2nd';

Question: What is the result of the sajc king's cup race, which has a weight heavier than 8.1?
SQL: SELECT "result" FROM "1929_30_season_as_a_three_year_old" WHERE "weight">8.1 AND "race"='sajc king''s cup';

Question: What is the winner or 2nd of the race with a 2nd pos'n and a weight lighter than 8.1?
SQL: SELECT "winner_or_2nd" FROM "1929_30_season_as_a_three_year_old" WHERE "pos_n"='2nd' AND "weight"<8.1;

Question: What is the sum of the weight of the race with a 1st pos'n and a 8f distance?
SQL: SELECT SUM("weight") FROM "1929_30_season_as_a_three_year_old" WHERE "pos_n"='1st' AND "distance"='8f';

Question: What is the race with a 10f distance and mollison as the winner or 2nd?
SQL: SELECT "race" FROM "1929_30_season_as_a_three_year_old" WHERE "distance"='10f' AND "winner_or_2nd"='mollison';