Which Total has a Score of 1–3, and a Set 1 of 29–31?
CREATE TABLE "pool_a" (
  "date" text,
  "time" text,
  "score" text,
  "set_1" text,
  "set_2" text,
  "set_3" text,
  "total" text
);
SELECT "total" FROM "pool_a" WHERE "score"='1–3' AND "set_1"='29–31';