1. Cubeful 2-ply    24/18 8/5                    Eq.:  -0.0758
       0.4138 0.1209 0.0044 - 0.5862 0.1570 0.0075
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    9/3 8/5                      Eq.:  -0.1077 ( -0.0319)
       0.3963 0.1118 0.0028 - 0.6037 0.1382 0.0051
        2-ply cubeful prune [world class]

if doubt, play 24/18 with 6