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 Ecken ungerade drehen S, Kanten negativ tauschen N  twisting corners odd S, moving edges negative N |
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| Ecken ungerade drehen S, Kanten negativ tauschen N twisting corners odd S, moving edges negative N |
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| U' R' F² D' L² D' B' L² D F' D R² F' U² R' (15,20) |
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