CREATE TABLE "wins_6" (
  "year" real,
  "championship" text,
  "winning_score" text,
  "margin" text,
  "runner_s_up" text
);

Question: Which Margin has a Winning score of –7 (71-72-67-71=281)?
SQL: SELECT "margin" FROM "wins_6" WHERE "winning_score"='–7 (71-72-67-71=281)';

Question: Which Year has a Runner(s)-up of tammie green?
SQL: SELECT MIN("year") FROM "wins_6" WHERE "runner_s_up"='tammie green';

Question: Which Year has a Winning score of –4 (69-72-70-69=280)?
SQL: SELECT MIN("year") FROM "wins_6" WHERE "winning_score"='–4 (69-72-70-69=280)';