user: Question: What was the surface for the game that had a partner of Vania King?
Columns: ['Outcome', 'Date', 'Surface', 'Partner', 'Opponents', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', 'February 18, 2007', 'Hard', 'Hsieh Su-wei', 'Chan Yung-jan Chuang Chia-jung', '7–6 (7–4) , 2–6, [9–11]']
SQL:

assistant: SELECT "Surface" FROM "Table" WHERE "Partner" = 'Vania King';