1. Cubeful 2-ply    20/15 13/7                   Eq.:  -1.1178
       0.1919 0.0132 0.0000 - 0.8081 0.4805 0.0017
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    20/9                         Eq.:  -1.1384 ( -0.0206)
       0.1875 0.0128 0.0000 - 0.8125 0.4876 0.0013
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    14/9 13/7                    Eq.:  -1.1472 ( -0.0294)
       0.1876 0.0160 0.0000 - 0.8124 0.4987 0.0014
        2-ply cubeful prune [world class]