Table schema:
CREATE TABLE table_name_6 (partner VARCHAR, championship VARCHAR, score VARCHAR)

Question: Who was the partner at the Australian Open, Melbourne when the score was 2–6, 7–5, 6–2, 4–6, 3–6?
SQL: SELECT partner FROM table_name_6 WHERE championship = "australian open, melbourne" AND score = "2–6, 7–5, 6–2, 4–6, 3–6"