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:
| Sydney | Melbourne | Perth | Adelaide | Gold Coast | Auckland |
| --- | --- | --- | --- | --- | --- |
| Yes | Cancelled | Cancelled | Cancelled | Yes | Yes |
| Yes | Yes | Yes | Yes | Yes | Yes |
| Yes | Yes | Yes | Yes | No | No |
| Yes | Yes | No | No | Yes | No |
| Yes | Yes | Yes | No | Yes | Yes |
| Yes | No | Yes | Yes | No | No |
| Yes | Yes | Yes | Yes | Yes | No |
| Yes | Yes | No | No | Yes | Yes |
| Yes | No | Yes | Yes | Yes | No |
| No | Yes | No | Yes | Yes | No |
Question:
what is the Sydney that has Adelaide, Gold Coast, Melbourne, and Auckland are all yes?
Answer:
Yes