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

| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| NEMO Amsterdam Open 2012 | 19/05/2012 | Final | 2:41.75 | — | #4 |
| Twente Open 2012 | 03/03/2012 | Final | 2:18.81 | — | #7 |
| German Nationals 2011 | 10/12/2011 | Final | 2:12.81 | 2:27.79 | #4 |
| World Rubik's Cube Championship 2011 | 14/10/2011 | Final | 2:52.53 | — | #17 |
| NEMO Amsterdam Open 2011 | 02/04/2011 | Final | 3:23.27 | — | #5 |
| Dutch Nationals 2010 | 13/11/2010 | Final | 3:53.77 | — | #5 |
| European Rubik's Cube Championship 2010 | 01/10/2010 | First round | 3:10.88 | — | #20 |
| World Rubik's Cube Championship 2009 | 09/10/2009 | First round | 4:22.91 | — | #20 |
| European Championship 2008 | 19/09/2008 | First round | — | — | #10 |
| Finnish Open 2008 | 19/07/2008 | Final | 3:14.71 | 3:26.47 | #4 |
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| NEMO Amsterdam Open 2012 | 19/05/2012 | Final | 2:41.75 | — | #4 |
| Twente Open 2012 | 03/03/2012 | Final | 2:18.81 | — | #7 |
| German Nationals 2011 | 10/12/2011 | Final | 2:12.81 | 2:27.79 | #4 |
| World Rubik's Cube Championship 2011 | 14/10/2011 | Final | 2:52.53 | — | #17 |
| NEMO Amsterdam Open 2011 | 02/04/2011 | Final | 3:23.27 | — | #5 |
| Dutch Nationals 2010 | 13/11/2010 | Final | 3:53.77 | — | #5 |
| European Rubik's Cube Championship 2010 | 01/10/2010 | First round | 3:10.88 | — | #20 |
| World Rubik's Cube Championship 2009 | 09/10/2009 | First round | 4:22.91 | — | #20 |
| European Championship 2008 | 19/09/2008 | First round | — | — | #10 |
| Finnish Open 2008 | 19/07/2008 | Final | 3:14.71 | 3:26.47 | #4 |
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