Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Edition | Zone | Round | Date | Against | Surface | Partner | Opponents | Result |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2004.0 | Europe/Africa Group I | 1R | 20 April 2004 | Lithuania | Clay | Dragana Zarić | Edita Liachovičiūtė Lina Stančiūtė | Win 7–5, 6–3 |
| 2004.0 | Europe/Africa Group I | 2R | 22 April 2004 | Sweden | Clay | Jelena Janković | Michaela Johansson Nadja Roma | Win 6–2, 6–0 |
| 2004.0 | Europe/Africa Group I | Quarterfinals | 24 April 2004 | Bulgaria | Clay | Dragana Zarić | Sesil Karatantcheva Maria Penkova | Loss 6–4, 2–6, 6–3 |
| 2005.0 | Europe/Africa Group I C | 1R | 22 April 2005 | Great Britain | Clay | Dragana Zarić | Katie O'Brien Jane O'Donoghue | Loss 6–2, 6–4 |
| 2006.0 | Europe/Africa Group I B | 2R | 19 April 2006 | South Africa | Clay | Danica Krstajić | Elze Potgieter Michelle Sammons | Win 6–1, 6–1 |
| 2007.0 | Europe/Africa Group I C | 1R | 18 April 2007 | Estonia | Clay | Vojislava Lukić | Margit Rüütel Anett Schutting | Win 6–2, 5–7, 6–3 |
| 2007.0 | Europe/Africa Group I C | 2R | 19 April 2007 | Sweden | Clay | Jelena Janković | Sofia Arvidsson Johanna Larsson | Loss 6–2, 5–7, 6–3 |
| 2007.0 | Europe/Africa Group I C | 3R | 20 April 2007 | Slovenia | Clay | Jelena Janković | Andreja Klepač Maša Zec Peškirič | Win 3–6, 6–2, 9–7 |
| 2007.0 | Europe/Africa Group I | Semifinal | 21 April 2007 | Romania | Clay | Jelena Janković | Mădălina Gojnea Monica Niculescu | Win 6–4, 6–1 |
| 2007.0 | World Group II Play–offs | Quarterfinal | 15 July 2007 | Slovakia | Clay | Ana Jovanović | Daniela Hantuchová Jana Juričová | Loss 6–4, 6–2 |
Question:
What was the surface on the game with margit rüütel anett schutting as the opponent?
Answer:
Clay