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:
| Date | Tournament | Surface | Opponent in the final | Score |
| --- | --- | --- | --- | --- |
| 12 January 2003 | Hobart, Australia | Hard | Amy Frazier | 6–2, 4–6, 6–4 |
| 8 August 2004 | Stockholm, Sweden | Hard | Tatiana Perebiynis | 6–1, 6–1 |
| 24 October 2004 | Zürich, Switzerland | Hard (i) | Maria Sharapova | 4–6, 6–2, 6–3 |
| 31 October 2004 | Luxembourg City, Luxembourg | Hard (i) | Dinara Safina | 6–3, 6–4 |
| 15 January 2005 | Sydney, Australia | Hard | Samantha Stosur | 6–7(5), 6–4, 7–5 |
Question:
What is the date of the Sydney, Australia tournament with a hard surface?
Answer:
15 January 2005