1. Cubeful 2-ply    20/15 17/11                  Eq.:  +0.5568
       0.6273 0.0000 0.0000 - 0.3727 0.0873 0.0004
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    20/14 11/6                   Eq.:  +0.5485 ( -0.0083)
       0.6306 0.0000 0.0000 - 0.3694 0.0870 0.0004
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    20/14 17/12                  Eq.:  +0.4895 ( -0.0673)
       0.6250 0.0000 0.0000 - 0.3750 0.1176 0.0009
        2-ply cubeful prune [world class]
    4. Cubeful 2-ply    20/15 11/5                   Eq.:  +0.4860 ( -0.0708)
       0.6183 0.0000 0.0000 - 0.3817 0.0950 0.0006
        2-ply cubeful prune [world class]
    5. Cubeful 2-ply    20/15 10/4*                  Eq.:  +0.3646 ( -0.1922)
       0.6375 0.0000 0.0000 - 0.3625 0.2119 0.0048
        2-ply cubeful prune [world class]
    6. Cubeful 2-ply    17/12 10/4*                  Eq.:  +0.3530 ( -0.2038)
       0.6359 0.0000 0.0000 - 0.3641 0.2123 0.0047
        2-ply cubeful prune [world class]