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 |
| --- | --- | --- | --- | --- | --- | --- |
| North Melbourne | 14.12 (96) | South Melbourne | 14.9 (93) | Arden Street Oval | 14000.0 | 20 May 1950 |
| Footscray | 13.11 (89) | Melbourne | 16.9 (105) | Western Oval | 12500.0 | 20 May 1950 |
| Fitzroy | 19.15 (129) | Hawthorn | 4.24 (48) | Brunswick Street Oval | 8500.0 | 20 May 1950 |
| Richmond | 10.18 (78) | Essendon | 17.8 (110) | Punt Road Oval | 33000.0 | 20 May 1950 |
| Geelong | 10.19 (79) | Collingwood | 12.8 (80) | Kardinia Park | 23000.0 | 20 May 1950 |
| St Kilda | 10.14 (74) | Carlton | 8.7 (55) | Junction Oval | 47000.0 | 20 May 1950 |
Question:
What was the date of the game when the away team was south melbourne?
Answer:
20 May 1950