Grzegorz Prusak
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Grzegorz Prusak is a Polish speedcuber specializing in Square-1. He set the Square-1 single and average world records in 2008-2009, as well as a 7.58 single that was later changed to a DNF with his consent due to bad scrambling.
Achievements
| World Titles | ||
| Preceded by Lars Vandenbergh 2005 |
Square-1 World Champion 2007 |
Succeeded by Piotr Michał Padlewski 2009 |
