Table:
text: Ai Sugiyama
Women's doubles: 10 finals (3 titles, 7 runner-ups)
Women's doubles: 10 finals (3 titles, 7 runner-ups)
Outcome Year_ Championship Surface Partner Opponents_in_the_final Score_in_the_final
Runner-up 2000 Wimbledon Grass Julie Halard Serena Williams Venus Williams 6–3, 6–2
Winner 2000 US Open Hard Julie Halard Cara Black Elena Likhovtseva 6–0, 1–6, 6–1
Runner-up 2001 Wimbledon (2) Grass Kim Clijsters Lisa Raymond Rennae Stubbs 6–4, 6–3
Winner 2003 French Open Clay Kim Clijsters Virginia Ruano Pascual Paola Suárez 6–7, 6–2, 9–7
Winner 2003 Wimbledon Grass Kim Clijsters Virginia Ruano Pascual Paola Suárez 6–4 6–4
Runner-up 2004 Wimbledon (3) Grass Liezel Huber Cara Black Rennae Stubbs 6–3, 7–6
Runner-up 2006 French Open Clay Daniela Hantuchová Lisa Raymond Samantha Stosur 6–3, 6–2

Question: What was the surface for Ai Sugiyama when the final score was 6-3, 6-2 in Julie Halard's women's doubles: 10 finals (3 titles, 7 runners-up)?