CREATE TABLE "winners" (
  "year" real,
  "mens_singles" text,
  "womens_singles" text,
  "mens_doubles" text,
  "womens_doubles" text,
  "mixed_doubles" text
);

Question: What was the women's singles were men's doubles were steen fladberg jens peter nierhoff?
SQL: SELECT "womens_singles" FROM "winners" WHERE "mens_doubles"='Steen Fladberg Jens Peter Nierhoff';

Question: What are the mixed doubles where the mens singles is kim brodersen?
SQL: SELECT "mixed_doubles" FROM "winners" WHERE "mens_singles"='Kim Brodersen';