CREATE TABLE "doubles_15_6_9" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "partner" text,
  "opponents" text,
  "score" text
);

Question: Which tournament had an opponent of petra krejsová tereza smitková?
SQL: SELECT "tournament" FROM "doubles_15_6_9" WHERE "opponents"='petra krejsová tereza smitková';

Question: What was the outcome when darija jurak anaïs laurendon was the opponent?
SQL: SELECT "outcome" FROM "doubles_15_6_9" WHERE "opponents"='darija jurak anaïs laurendon';

Question: When was the outcome runner-up with a score of 4–6, 3–6?
SQL: SELECT "date" FROM "doubles_15_6_9" WHERE "outcome"='runner-up' AND "score"='4–6, 3–6';