Table:
text: Katarina Srebotnik
Mixed doubles: 11 (5–6)
Mixed doubles: 11 (5–6)
Outcome Year_ Championship Surface Partner Opponents_in_the_final Score_in_the_final
Winner 1999 French Open Clay Piet Norval Larisa Neiland Rick Leach 6–3, 3–6, 6–3
Runner-up 2002 US Open Hard Bob Bryan Lisa Raymond Mike Bryan 6–7, 6–7
Winner 2003 US Open Hard Bob Bryan Lina Krasnoroutskaya Daniel Nestor 5–7, 7–5, 7–6 (7–5)
Runner-up 2005 US Open Hard Nenad Zimonjić Daniela Hantuchová Mahesh Bhupathi 4–6, 2–6
Winner 2006 French Open (2) Clay Nenad Zimonjić Elena Likhovtseva Daniel Nestor 6–3, 6–4
Runner-up 2007 French Open Clay Nenad Zimonjić Nathalie Dechy Andy Ram 5–7, 3–6
Runner-up 2008 French Open Clay Nenad Zimonjić Victoria Azarenka Bob Bryan 2–6, 6–7 (4–7)

text: Katarina Srebotnik
Mixed doubles: 11 (5–6)
Mixed doubles: 11 (5–6)
Outcome Year_ Championship Surface Partner Opponents_in_the_final Score_in_the_final
Runner-up 2008 Wimbledon Grass Mike Bryan Samantha Stosur Bob Bryan 5–7, 4–6
Winner 2010 French Open (3) Clay Nenad Zimonjić Yaroslava Shvedova Julian Knowle 4–6, 7–6 (7–5) , [11–9]
Winner 2011 Australian Open Hard Daniel Nestor Yung-Jan Chan Paul Hanley 6–3, 3–6, [10–7]
Runner-up 2011 French Open Clay Nenad Zimonjić Casey Dellacqua Scott Lipsky 6–7 (6–8) , 6–4, [7–10]

Question: What surface were they playing on when they finished second in mixed doubles 11 5 6 Katarina Srebotnik 2007?