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:
| Home team | Home team score | Away team | Away team score | Venue | Crowd | Date |
| --- | --- | --- | --- | --- | --- | --- |
| Geelong | 12.15 (87) | North Melbourne | 8.13 (61) | Kardinia Park | 14806.0 | 13 July 1957 |
| Collingwood | 7.7 (49) | Melbourne | 6.13 (49) | Victoria Park | 24216.0 | 13 July 1957 |
| Carlton | 11.15 (81) | South Melbourne | 10.5 (65) | Princes Park | 20572.0 | 13 July 1957 |
| Richmond | 11.12 (78) | Hawthorn | 10.15 (75) | Punt Road Oval | 22000.0 | 13 July 1957 |
| St Kilda | 14.16 (100) | Footscray | 14.8 (92) | Junction Oval | 24400.0 | 13 July 1957 |
| Fitzroy | 7.10 (52) | Essendon | 9.18 (72) | Brunswick Street Oval | 12500.0 | 13 July 1957 |
Question:
What day is south melbourne the away side?
Answer:
13 July 1957