Table:
text: Wayne Ferreira
Doubles: 12 (6–6)
Doubles: 12 (6–6)
Outcome Year_ Tournament Surface Partner Opponents Score
Winner 1991 Miami Hard Piet Norval Ken Flach Robert Seguso 5–7, 7–6, 6–2
Runner-up 1992 Rome Clay Mark Kratzmann Jakob Hlasek Marc Rosset 4–6, 6–3, 1–6
Runner-up 1993 Rome Clay Mark Kratzmann Jacco Eltingh Paul Haarhuis 4–6, 6–7
Runner-up 1994 Rome Clay Javier Sánchez Yevgeny Kafelnikov David Rikl 1–6, 5–7
Runner-up 1994 Cincinnati Hard Mark Kratzmann Alex O`Brien Sandon Stolle 7–6, 3–6, 2–6
Winner 1995 Hamburg Clay Yevgeny Kafelnikov Byron Black Andrei Olhovskiy 6–1, 7–6
Runner-up 1999 Canada Hard Byron Black Jonas Björkman Patrick Rafter 6–7, 4–6
Runner-up 2000 Rome Clay Yevgeny Kafelnikov Martin Damm Dominik Hrbatý 4–6, 6–4, 3–6

Question: What is the surface of the court in the Doubles: 12 (6-6) match with a score of 4-6, 6-4, 3-6 under Wayne Ferreira?