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:
| Episode Number | Air Date | Event 1 | Event 2 | Event 3 | Event 4 |
| --- | --- | --- | --- | --- | --- |
| 1.0 | 30 March 2008 | Gauntlet | Duel | Pyramid | Pendulum |
| 2.0 | 6 April 2008 | Hit and Run | The Wall | Sumo Ball | Pyramid |
| 3.0 | 13 April 2008 | Hang Tough | Atlasphere | Suspension Bridge | Vertigo |
| 4.0 | 20 April 2008 | Pendulum | Gauntlet | Hang Tough | Powerball |
| 5.0 | 27 April 2008 | Duel | Vertigo | Pyramid | Hit and Run |
| 6.0 | 4 May 2008 | Gauntlet | Hit and Run | Sumo Ball | The Wall |
| 7.0 | 11 May 2008 | Gauntlet | Duel | Pendulum | Pyramid |
| 8.0 | 18 May 2008 | Suspension Bridge | Powerball | Hang Tough | Atlasphere |
| 9.0 | 25 May 2008 | Pendulum | Whiplash | Gauntlet | The Wall |
| 10.0 | 1 June 2008 | Atlasphere | Vertigo | Suspension Bridge | Pyramid |
| 11.0 | 8 June 2008 | Gauntlet | Hang Tough | Powerball | Sumo Ball |
| 12.0 | 15 June 2008 | Hit and Run | The Wall | Duel | Pyramid |
| 13.0 | 22 June 2008 | Vertigo | Suspension Bridge | Powerball | The Wall |
| 14.0 | 29 June 2008 | Pendulum | Gauntlet | Duel | Whiplash |
| 15.0 | 6 July 2008 | Gauntlet | Hang Tough | Sumo Ball | Pyramid |
Question:
What episode had sumo ball for event 3 and the wall for event 4?
Answer:
6.0