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 |
| --- | --- | --- | --- | --- | --- | --- |
| Carlton | 16.14 (110) | St Kilda | 10.11 (71) | Princes Park | 22988.0 | 18 July 1970 |
| South Melbourne | 11.9 (75) | Richmond | 12.17 (89) | Lake Oval | 25651.0 | 18 July 1970 |
| North Melbourne | 13.17 (95) | Fitzroy | 18.14 (122) | Arden Street Oval | 8443.0 | 18 July 1970 |
| Geelong | 15.16 (106) | Essendon | 8.17 (65) | Kardinia Park | 17220.0 | 18 July 1970 |
| Melbourne | 7.19 (61) | Collingwood | 10.16 (76) | MCG | 36044.0 | 18 July 1970 |
| Hawthorn | 23.9 (147) | Footscray | 6.12 (48) | VFL Park | 14151.0 | 18 July 1970 |
Question:
What was the away team when the venue was Lake Oval?
Answer:
Richmond