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 | Series | Circuit | City / State | Winner | Team |
| --- | --- | --- | --- | --- | --- |
| 23 Feb | ATCC Round 1 | Amaroo Park | Sydney , New South Wales | Mark Skaife | Winfield Team Nissan |
| 8 Mar | ATCC Round 2 | Sandown International Raceway | Melbourne , Victoria | John Bowe | Shell Ultra-High Racing |
| 15 Mar | ATCC Round 3 | Symmons Plains Raceway | Launceston , Tasmania | Glenn Seton | Peter Jackson Racing |
| 5 Apr | ATCC Round 4 | Winton Motor Raceway | Benalla , Victoria | Mark Skaife | Winfield Team Nissan |
| 3 May | ATCC Round 5 | Lakeside International Raceway | Brisbane , Queensland | Tony Longhurst | Benson & Hedges Racing |
| 24 May | ATCC Round 6 | Eastern Creek Raceway | Sydney, New South Wales | John Bowe | Shell Ultra-High Racing |
| 31 May | ATCC Round 7 | Mallala Motor Sport Park | Mallala , South Australia | Mark Skaife | Winfield Team Nissan |
| 7 Jun | ATCC Round 8 | Barbagallo Raceway | Perth , Western Australia | John Bowe | Shell Ultra-High Racing |
| 21 Jun | ATCC Round 9 | Oran Park Raceway | Sydney, New South Wales | Mark Skaife | Winfield Team Nissan |
| 13 Sep | Drink/Drive Sandown 500 | Sandown International Raceway | Melbourne, Victoria | Larry Perkins Steve Harrington | Bob Jane T-Marts Racing |
| 4 Oct | Tooheys 1000 | Mount Panorama Circuit | Bathurst , New South Wales | Mark Skaife Jim Richards | Winfield Team Nissan |
| 8 Nov | Clarke Shoes Group A Finale | Adelaide Street Circuit | Adelaide , South Australia | Jim Richards | Winfield Team Nissan |
Question:
Which circuit was the atcc round 7 at?
Answer:
Mallala Motor Sport Park