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:
| Star | Episode 2 | Episode 3 | Episode 4 | Episode 5 | Episode 6 | Episode 7 | Episode 8 |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Kamila Porczyk | 6.8 | 6.5 | 7.3 | 7.5 | 7.8 | 8.5 + 8.5 = 8.5 | 6.8 + 8.3 + 8.5 = 7.9 |
| Anna Powierza | 5.5 | 6.0 | 6.0 | 6.3 | 6.5 | 7.0 + 6.8 = 6.9 | 7.3 + 7.0 + 8.8 = 7.7 |
| Marek Siudym | 8.3 | 7.0 | 7.8 | 6.8 | 9.0 | 8.3 + 9.0 = 8.7 | 7.0 + 8.5 + 10.0 = 8.5 |
| Piotr Pręgowski | 8.0 | 6.8 | 6.8 | 7.5 | 7.3 | 7.5 + 8.3 = 7.9 | eliminated |
| Szymon Wydra | 8.0 | 7.0 | 7.5 | 8.5 | 8.0 | eliminated | eliminated |
| Władysław Grzywna | 8.5 | 6.5 | 7.3 | 6.8 | eliminated | eliminated | eliminated |
| Mariusz Zalejski | 6.0 | 6.3 | 6.8 | eliminated | eliminated | eliminated | eliminated |
| Grażyna Wolszczak | 6.5 | 6.3 | eliminated | eliminated | eliminated | eliminated | eliminated |
| Maria Góralczyk | 3.3 | eliminated | eliminated | eliminated | eliminated | eliminated | eliminated |
Question:
Which episode 4 has a Star of anna powierza?
Answer:
6.0