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:
| Battle No. | Broadcast Date | Name of Battle | Theme | Celebrities Taking Part | Winner | Runner-up | Notes |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | 21 November | The Big Drip | Tactics | Martina, Joe & David | Joe | Martina | None |
| 2.0 | 22 November | Hog Roast | Stamina | Simon, Brian & Carly | Carly & Simon | Brian | See below |
| 3.0 | 23 November | Down To The Wire | Concentration | Esther, George & Dani | Dani | Esther | None |
| 4.0 | 24 November | Up To Your Neck In It | Patience | Robert, Nicola & Timmy | Timmy | Nicola | None |
| 5.0 | 25 November | Night of the Living Bed | Endurance | Nicola, Martina, Brian, Esther | Esther | Brian | None |
Question:
What is the theme with dani as the winner?
Answer:
Concentration