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 |
| --- | --- | --- | --- | --- | --- | --- |
| Melbourne | 8.14 (62) | Richmond | 12.14 (86) | MCG | 25353.0 | 6 September 1930 |
| Footscray | 15.8 (98) | Geelong | 11.15 (81) | Western Oval | 8500.0 | 6 September 1930 |
| Fitzroy | 15.19 (109) | South Melbourne | 14.8 (92) | Brunswick Street Oval | 8000.0 | 6 September 1930 |
| North Melbourne | 7.9 (51) | Hawthorn | 9.12 (66) | Arden Street Oval | 4000.0 | 6 September 1930 |
| St Kilda | 12.18 (90) | Essendon | 7.11 (53) | Junction Oval | 13000.0 | 6 September 1930 |
| Collingwood | 16.10 (106) | Carlton | 12.11 (83) | Victoria Park | 30000.0 | 6 September 1930 |
Question:
When Collingwood was the home team who was the opposing away team?
Answer:
Carlton