Vacuum Square
Square Diff: 8 Unknown
32 Bars Progression
A1 Level 1: Ends 1/2way round
A2 1223 – 123234 – 143214 – 12214334 – 12322343 – 14141233 – 14334441
B1 Level 2: Ends 1/2way round
B2 114<1/2>2<1/2> – 12<3/2>4<3/2>3 – 1<3/2>32<7/2>4 – 12<7/2><1/2><1/2><3/2>21 – 14<1/2>3434<5/2>
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