CREATE TABLE table_name_50 (runner_up VARCHAR, score VARCHAR)

Who is the runner up when the score was 3 6, 6 3, [10 4]?
SELECT runner_up FROM table_name_50 WHERE score = "3–6, 6–3, [10–4]"
SELECT "runner_up" FROM "table_name_50" WHERE "3–6, 6–3, [10–4]" = "score"