CREATE TABLE table_30904 ("Result" TEXT, "No." FLOAT, "Date" TEXT, "Category" TEXT, "Tournament" TEXT, "Surface" TEXT, "Opponent" TEXT, "Score" TEXT)

How many different results were there for the scores 6 7 (2 7) , 6 2, 7 6 (7 3)?
SELECT COUNT("Result") FROM table_30904 WHERE "Score" = '6–7 (2–7) , 6–2, 7–6 (7–3)'
SELECT COUNT("Result") FROM "table_30904" WHERE "Score" = '6–7 (2–7) , 6–2, 7–6 (7–3)'