Algorithm Walter Randelshofer 2017
T3B T3L' T3U T3L T3R T3L
T3U' T3R T3U' T3R'
N3L' T3U' N3L'
T3U N3L' T3U' N3L'
TU' TR' TL' TB' (21 btm)
Algorithm Walter Randelshofer 2017
T3B T3L' T3U T3L T3R T3L
T3U' T3R T3U' T3R'
N3L' T3U' N3L'
T3U N3L' T3U' T3L'
TU' TR' TB' (20 btm)