CREATE TABLE "winners_and_honorees" (
  "year" real,
  "player" text,
  "country" text,
  "score" text,
  "margin_of_victory" text,
  "winner_s_share" real
);

Question: What is south africa's margin of victory?
SQL: SELECT "margin_of_victory" FROM "winners_and_honorees" WHERE "country"='south africa';

Question: Which Score has a Year larger than 1980, and a Margin of victory of 2 strokes, and a Country of united states, and a Player of jim furyk?
SQL: SELECT "score" FROM "winners_and_honorees" WHERE "year">1980 AND "margin_of_victory"='2 strokes' AND "country"='united states' AND "player"='jim furyk';

Question: Which average Winner's share ($) has a Score of 281 (−7), and a Player of hale irwin, and a Year smaller than 1983?
SQL: SELECT AVG("winner_s_share") FROM "winners_and_honorees" WHERE "score"='281 (−7)' AND "player"='hale irwin' AND "year"<1983;