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 |
| --- | --- | --- | --- | --- | --- | --- |
| Collingwood | 12.19 (91) | Footscray | 4.5 (29) | Victoria Park | 20500.0 | 31 May 1952 |
| Carlton | 14.10 (94) | St Kilda | 10.13 (73) | Princes Park | 12500.0 | 31 May 1952 |
| North Melbourne | 6.13 (49) | Melbourne | 9.9 (63) | Arden Street Oval | 11000.0 | 31 May 1952 |
| Richmond | 8.7 (55) | Geelong | 11.13 (79) | Punt Road Oval | 25000.0 | 31 May 1952 |
| South Melbourne | 14.12 (96) | Fitzroy | 9.11 (65) | Lake Oval | 15000.0 | 31 May 1952 |
| Hawthorn | 5.14 (44) | Essendon | 15.8 (98) | Glenferrie Oval | 14000.0 | 31 May 1952 |
Question:
When was the game when Footscray was the away team?
Answer:
31 May 1952