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 |
| --- | --- | --- | --- | --- | --- | --- |
| St Kilda | 18.14 (122) | South Melbourne | 6.14 (50) | Moorabbin Oval | 16205.0 | 21 August 1971 |
| Melbourne | 15.12 (102) | Richmond | 19.9 (123) | MCG | 37732.0 | 21 August 1971 |
| Collingwood | 15.15 (105) | Hawthorn | 20.20 (140) | Victoria Park | 41312.0 | 21 August 1971 |
| Geelong | 18.18 (126) | Footscray | 15.5 (95) | Kardinia Park | 17864.0 | 21 August 1971 |
| North Melbourne | 15.13 (103) | Essendon | 10.12 (72) | Arden Street Oval | 8733.0 | 21 August 1971 |
| Fitzroy | 15.15 (105) | Carlton | 11.16 (82) | Junction Oval | 22413.0 | 21 August 1971 |
Question:
On what date did the away team score 10.12 (72)?
Answer:
21 August 1971