WCA ID: 2007VALK01
Country: Netherlands
Active since: 2007

| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| German Nationals 2011 | 10/12/2011 | Final | 12.41s | 14.89s | #8 |
| German Open 2011 | 09/04/2011 | Final | 12.59s | 15.73s | #8 |
| Aachen Open 2011 | 14/01/2011 | Final | 11.33s | 14.77s | #6 |
| Dutch Nationals 2010 | 13/11/2010 | Final | 13.61s | 16.56s | #6 |
| Dutch Open 2010 | 16/10/2010 | Final | 13.22s | 15.87s | #8 |
| European Rubik's Cube Championship 2010 | 01/10/2010 | First round | 11.44s | — | #30 |
| German Nationals 2010 | 11/09/2010 | Final | 10.58s | 16.08s | #9 |
| Düsseldorf Open 2010 | 24/07/2010 | Final | 14.80s | — | #12 |
| Cologne Open 2010 | 12/06/2010 | Final | 12.68s | — | #18 |
| Belgian Open 2010 | 22/05/2010 | Final | 11.58s | 15.94s | #7 |
| German Open 2010 | 17/04/2010 | Final | 13.59s | 14.86s | #10 |
| Benelux Open 2010 | 20/02/2010 | Final | 12.52s | 13.66s | #2 |
| Aachen Open 2010 | 16/01/2010 | Final | 24.05s | — | #21 |
| The Hague Open 2009 | 12/12/2009 | Final | 26.63s | 40.72s | #11 |
| World Rubik's Cube Championship 2009 | 09/10/2009 | Final | 15.46s | 30.91s | #39 |
| German Open 2009 | 25/04/2009 | Final | 22.56s | 28.60s | #16 |
| Benelux Open 2009 | 21/02/2009 | Final | 23.31s | 34.71s | #10 |
| Aachen Open 2009 | 10/01/2009 | Final | 26.05s | — | #12 |
| Dutch Open 2008 | 18/10/2008 | Final | 27.13s | 43.22s | #12 |
| European Championship 2008 | 19/09/2008 | Final | 38.17s | — | #34 |
| Dutch Masters 2008 | 23/08/2008 | Final | 22.18s | — | #15 |
| Finnish Open 2008 | 19/07/2008 | Final | 22.63s | 24.25s | #2 |
| German Open 2008 | 19/04/2008 | Final | 29.19s | 43.08s | #10 |
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| German Nationals 2011 | 10/12/2011 | Final | 12.41s | 14.89s | #8 |
| German Open 2011 | 09/04/2011 | Final | 12.59s | 15.73s | #8 |
| Aachen Open 2011 | 14/01/2011 | Final | 11.33s | 14.77s | #6 |
| Dutch Nationals 2010 | 13/11/2010 | Final | 13.61s | 16.56s | #6 |
| Dutch Open 2010 | 16/10/2010 | Final | 13.22s | 15.87s | #8 |
| European Rubik's Cube Championship 2010 | 01/10/2010 | First round | 11.44s | — | #30 |
| German Nationals 2010 | 11/09/2010 | Final | 10.58s | 16.08s | #9 |
| Düsseldorf Open 2010 | 24/07/2010 | Final | 14.80s | — | #12 |
| Cologne Open 2010 | 12/06/2010 | Final | 12.68s | — | #18 |
| Belgian Open 2010 | 22/05/2010 | Final | 11.58s | 15.94s | #7 |
| German Open 2010 | 17/04/2010 | Final | 13.59s | 14.86s | #10 |
| Benelux Open 2010 | 20/02/2010 | Final | 12.52s | 13.66s | #2 |
| Aachen Open 2010 | 16/01/2010 | Final | 24.05s | — | #21 |
| The Hague Open 2009 | 12/12/2009 | Final | 26.63s | 40.72s | #11 |
| World Rubik's Cube Championship 2009 | 09/10/2009 | Final | 15.46s | 30.91s | #39 |
| German Open 2009 | 25/04/2009 | Final | 22.56s | 28.60s | #16 |
| Benelux Open 2009 | 21/02/2009 | Final | 23.31s | 34.71s | #10 |
| Aachen Open 2009 | 10/01/2009 | Final | 26.05s | — | #12 |
| Dutch Open 2008 | 18/10/2008 | Final | 27.13s | 43.22s | #12 |
| European Championship 2008 | 19/09/2008 | Final | 38.17s | — | #34 |
| Dutch Masters 2008 | 23/08/2008 | Final | 22.18s | — | #15 |
| Finnish Open 2008 | 19/07/2008 | Final | 22.63s | 24.25s | #2 |
| German Open 2008 | 19/04/2008 | Final | 29.19s | 43.08s | #10 |
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