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 | Ground | Date |
| --- | --- | --- | --- | --- | --- |
| Fitzroy | 4.0 (24) | Hawthorn | 3.1 (19) | MCG | Saturday, 24 May |
| North Melbourne | 1.2 (8) | St Kilda | 3.5 (23) | MCG | Saturday, 24 May |
| Essendon | 3.4 (22) | South Melbourne | 1.3 (9) | MCG | Saturday, 24 May |
| Carlton | 2.1 (13) | Melbourne | 2.6 (18) | MCG | Saturday, 24 May |
| Collingwood | 4.1 (25) | Richmond | 1.1 (7) | MCG | Saturday, 24 May |
Question:
When Richmond played as the away team, what was the ground?
Answer:
MCG