CREATE TABLE "doubles" (
  "year" real,
  "championship" text,
  "partner" text,
  "opponents_in_the_final" text,
  "score" text
);

Question: which opponents in the u.s. championships played after 1945 and had a score of 3–6, 6–4, 2–6, 6–3, 20–18?
SQL: SELECT "opponents_in_the_final" FROM "doubles" WHERE "championship"='u.s. championships' AND "year">1945 AND "score"='3–6, 6–4, 2–6, 6–3, 20–18';

Question: what is the most recent year gardnar mulloy played as a partner and score was 12–10, 8–10, 12–10, 6–2?
SQL: SELECT MAX("year") FROM "doubles" WHERE "partner"='gardnar mulloy' AND "score"='12–10, 8–10, 12–10, 6–2';