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 Ecken diagonal drehen NW, Kanten negativ tauschen N  twisting corners diagonal NW, moving edges negative N |
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| Ecken diagonal drehen NW, Kanten negativ tauschen N twisting corners diagonal NW, moving edges negative N |
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| R U' B² L² F U B² R² U F² D L F L'a (14,20) |
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