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:
| Version | Codename | Edition | Code Base | Compatible repository | Default desktop environment | Release date |
| --- | --- | --- | --- | --- | --- | --- |
| Old version, no longer supported: 1.0 | Ada | Main | Kubuntu 6.06 | Kubuntu 6.06 | KDE | 27 August 2006 |
| Old version, no longer supported: 2.0 | Barbara | Main | Ubuntu 6.10 | Ubuntu 6.10 | GNOME | 13 November 2006 |
| Old version, no longer supported: 2.1 | Bea | Main | Ubuntu 6.10 | Ubuntu 6.10 | GNOME | 20 December 2006 |
| Old version, no longer supported: 2.2 | Bianca | Main | Ubuntu 6.10 | Ubuntu 6.10 | GNOME | 20 February 2007 |
| Old version, no longer supported: 2.2 | Bianca | Light | Ubuntu 6.10 | Ubuntu 6.10 | GNOME | 29 March 2007 |
| Old version, no longer supported: 2.2 | Bianca | KDE CE | Kubuntu 6.10 | Kubuntu 6.10 | KDE | 20 April 2007 |
| Old version, no longer supported: 3.0 | Cassandra | Main | Bianca 2.2 | Ubuntu 7.04 | GNOME | 30 May 2007 |
| Old version, no longer supported: 3.0 | Cassandra | Light | Bianca 2.2 | Ubuntu 7.04 | GNOME | 15 June 2007 |
| Old version, no longer supported: 3.0 | Cassandra | KDE CE | Bianca 2.2 | Kubuntu 7.04 | KDE | 14 August 2007 |
| Old version, no longer supported: 3.0 | Cassandra | MiniKDE CE | Bianca 2.2 | Kubuntu 7.04 | KDE | 14 August 2007 |
| Old version, no longer supported: 3.0 | Cassandra | Xfce CE | Cassandra 3.0 | Xubuntu 7.04 | Xfce | 7 August 2007 |
| Old version, no longer supported: 3.1 | Celena | Main | Bianca 2.2 | Ubuntu 7.04 | GNOME | 24 September 2007 |
| Old version, no longer supported: 3.1 | Celena | Light | Bianca 2.2 | Ubuntu 7.04 | GNOME | 1 October 2007 |
| Old version, no longer supported: 4.0 | Daryna | Main | Celena 3.1 | Ubuntu 7.10 | GNOME | 15 October 2007 |
| Old version, no longer supported: 4.0 | Daryna | Light | Celena 3.1 | Ubuntu 7.10 | GNOME | 15 October 2007 |
| Old version, no longer supported: 4.0 | Daryna | KDE CE | Cassandra 3.0 | Kubuntu 7.10 | KDE | 3 March 2008 |
| Old version, no longer supported: 5 | Elyssa | Main | Daryna 4.0 | Ubuntu 8.04 | GNOME | 8 June 2008 |
| Old version, no longer supported: 5 | Elyssa | Light | Daryna 4.0 | Ubuntu 8.04 | GNOME | 8 June 2008 |
| Old version, no longer supported: 5 | Elyssa | x64 | Ubuntu 8.04 | Ubuntu 8.04 | GNOME | 18 October 2008 |
| Old version, no longer supported: 5 | Elyssa | KDE CE | Daryna 4.0 | Kubuntu 8.04 | KDE | 15 September 2008 |
| Old version, no longer supported: 5 | Elyssa | Xfce CE | Daryna 4.0 | Xubuntu 8.04 | Xfce | 8 September 2008 |
| Old version, no longer supported: 5 | Elyssa | Fluxbox CE | Ubuntu 8.04 | Ubuntu 8.04 | Fluxbox | 21 October 2008 |
| Old version, no longer supported: 6 | Felicia | Main | Ubuntu 8.10 | Ubuntu 8.10 | GNOME | 15 December 2008 |
| Old version, no longer supported: 6 | Felicia | Universal (Light) | Ubuntu 8.10 | Ubuntu 8.10 | GNOME | 15 December 2008 |
| Old version, no longer supported: 6 | Felicia | x64 | Ubuntu 8.10 | Ubuntu 8.10 | GNOME | 6 February 2009 |
| Old version, no longer supported: 6 | Felicia | KDE CE | Elyssa 5 | Kubuntu 8.10 | KDE | 8 April 2009 |
| Old version, no longer supported: 6 | Felicia | Xfce CE | Xubuntu 8.10 | Xubuntu 8.10 | Xfce | 24 February 2009 |
| Old version, no longer supported: 6 | Felicia | Fluxbox CE | Xubuntu 8.10 | Ubuntu 8.10 | Fluxbox | 7 April 2009 |
| Old version, no longer supported: 7 | Gloria | Main | Ubuntu 9.04 | Ubuntu 9.04 | GNOME | 26 May 2009 |
| Old version, no longer supported: 7 | Gloria | Universal (Light) | Ubuntu 9.04 | Ubuntu 9.04 | GNOME | 26 May 2009 |
| Old version, no longer supported: 7 | Gloria | x64 | Ubuntu 9.04 | Ubuntu 9.04 | GNOME | 24 June 2009 |
| Old version, no longer supported: 7 | Gloria | KDE CE | Kubuntu 9.04 | Kubuntu 9.04 | KDE | 3 August 2009 |
| Old version, no longer supported: 7 | Gloria | Xfce CE | Xubuntu 9.04 | Xubuntu 9.04 | Xfce | 13 September 2009 |
| Old version, no longer supported: 8 | Helena | Main | Ubuntu 9.10 | Ubuntu 9.10 | GNOME | 28 November 2009 |
| Old version, no longer supported: 8 | Helena | Universal (Light) | Ubuntu 9.10 | Ubuntu 9.10 | GNOME | 28 November 2009 |
| Old version, no longer supported: 8 | Helena | Gnome x64 | Ubuntu 9.10 | Ubuntu 9.10 | GNOME | 14 December 2009 |
| Old version, no longer supported: 8 | Helena | KDE | Kubuntu 9.10 | Kubuntu 9.10 | KDE | 6 February 2010 |
| Old version, no longer supported: 8 | Helena | KDE x64 | Kubuntu 9.10 | Kubuntu 9.10 | KDE | 12 February 2010 |
| Old version, no longer supported: 8 | Helena | Fluxbox | Helena Main | Ubuntu 9.10 | Fluxbox | 12 February 2010 |
| Old version, no longer supported: 8 | Helena | Xfce | Xubuntu 9.10 | Xubuntu 9.10 | Xfce | 31 March 2010 |
| Old version, no longer supported: 8 | Helena | LXDE | Helena Main | Ubuntu 9.10 | LXDE | 31 March 2010 |
| Old version, no longer supported: 9 | Isadora | Main | Ubuntu 10.04 | Ubuntu 10.04 | GNOME | 18 May 2010 |
| Old version, no longer supported: 9 | Isadora | Gnome x64 | Ubuntu 10.04 | Ubuntu 10.04 | GNOME | 18 May 2010 |
| Old version, no longer supported: 9 | Isadora | LXDE | Lubuntu 10.04 | Lubuntu 10.04 | LXDE | 18 July 2010 |
| Old version, no longer supported: 9 | Isadora | KDE | Kubuntu 10.04 | Kubuntu 10.04 | KDE | 27 July 2010 |
| Old version, no longer supported: 9 | Isadora | KDE x64 | Kubuntu 10.04 | Kubuntu 10.04 | KDE | 27 July 2010 |
| Old version, no longer supported: 9 | Isadora | Xfce | Xubuntu 10.04 | Xubuntu 10.04 | Xfce | 24 August 2010 |
| Old version, no longer supported: 9 | Isadora | Fluxbox | Lubuntu 10.04 | Lubuntu 10.04 | Fluxbox | 6 September 2010 |
| Old version, no longer supported: 10 | Julia | Main | Ubuntu 10.10 | Ubuntu 10.10 | GNOME | 12 November 2010 |
| Old version, no longer supported: 10 | Julia | Gnome x64 | Ubuntu 10.10 | Ubuntu 10.10 | GNOME | 12 November 2010 |
| Old version, no longer supported: 10 | Julia | KDE | Kubuntu 10.10 | Kubuntu 10.10 | KDE | 23 February 2011 |
| Old version, no longer supported: 10 | Julia | KDE x64 | Kubuntu 10.10 | Kubuntu 10.10 | KDE | 23 February 2011 |
| Old version, no longer supported: 10 | Julia | LXDE | Lubuntu 10.10 | Lubuntu 10.10 | LXDE | 16 March 2011 |
| Old version, no longer supported: 11 | Katya | Main | Ubuntu 11.04 | Ubuntu 11.04 | GNOME | 26 May 2011 |
| Old version, no longer supported: 11 | Katya | Gnome x64 | Ubuntu 11.04 | Ubuntu 11.04 | GNOME | 26 May 2011 |
| Old version, no longer supported: 11 | Katya | LXDE | Lubuntu 11.04 | Lubuntu 11.04 | LXDE | 16 August 2011 |
| Old version, no longer supported: 12 | Lisa | Main | Ubuntu 11.10 | Ubuntu 11.10 | GNOME 3 with MGSE**, MATE* | 26 November 2011 |
| Old version, no longer supported: 12 | Lisa | KDE | Kubuntu 11.10 | Kubuntu 11.10 | KDE | 2 February 2012 |
| Old version, no longer supported: 12 | Lisa | LXDE | Lubuntu 11.10 | Lubuntu 11.10 | LXDE | 9 March 2012 |
| Older version, yet still supported: 13 | Maya | Main | Ubuntu 12.04 | Ubuntu 12.04 | Cinnamon***, MATE* | 22 May 2012 |
| Older version, yet still supported: 13 | Maya | Xfce | Xubuntu 12.04 | Xubuntu 12.04 | Xfce | 21 July 2012 |
| Older version, yet still supported: 13 | Maya | KDE | Kubuntu 12.04 | Kubuntu 12.04 | KDE | 23 July 2012 |
| Older version, yet still supported: 14 | Nadia | Main | Ubuntu 12.10 | Ubuntu 12.10 | Cinnamon***, MATE* | 20 November 2012 |
| Older version, yet still supported: 14 | Nadia | Xfce | Xubuntu 12.10 | Xubuntu 12.10 | Xfce | 21 December 2012 |
| Older version, yet still supported: 14 | Nadia | KDE | Kubuntu 12.10 | Kubuntu 12.10 | KDE | 23 December 2012 |
| Current stable version: 15 | Olivia | Main | Ubuntu 13.04 | Ubuntu 13.04 | Cinnamon***, MATE* | 29 May 2013 |
| Current stable version: 15 | Olivia | Xfce | Ubuntu 13.04 | Ubuntu 13.04 | Xfce | 12 July 2013 |
| Current stable version: 15 | Olivia | KDE | Ubuntu 13.04 | Ubuntu 13.04 | KDE | 21 July 2013 |
| Future release: 16 | Petra | Main | Ubuntu 13.10 | Ubuntu 13.10 | Cinnamon***, MATE* | end of November 2013 |
| Future release: 16 | Petra | Xfce | Ubuntu 13.10 | Ubuntu 13.10 | Xfce | end of November 2013 |
Question:
What is the default desktop environment when the edition is kde and the compatible repository is ubuntu 13.04?
Answer:
KDE