CREATE TABLE "doubles" (
  "location" text,
  "year" real,
  "champion" text,
  "runner_up" text,
  "score" text
);

Question: Who were the champions in 1988?
SQL: SELECT "champion" FROM "doubles" WHERE "year"=1988;

Question: Who was the runner-up in 1989?
SQL: SELECT "runner_up" FROM "doubles" WHERE "year"=1989;