1. Cubeful 2-ply    13/7 11/7                    Eq.:  -0.9091
       0.2537 0.0126 0.0000 - 0.7463 0.4308 0.0795
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    13/9 11/5                    Eq.:  -0.9224 ( -0.0134)
       0.2533 0.0110 0.0000 - 0.7467 0.4338 0.0867
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    13/7 6/2                     Eq.:  -0.9275 ( -0.0184)
       0.2554 0.0097 0.0000 - 0.7446 0.4419 0.0874
        2-ply cubeful prune [world class]
    4. Cubeful 2-ply    13/3                         Eq.:  -0.9313 ( -0.0223)
       0.2581 0.0084 0.0000 - 0.7419 0.4451 0.0936
        2-ply cubeful prune [world class]
    5. Cubeful 2-ply    13/7 8/4*                    Eq.:  -0.9544 ( -0.0453)
       0.2682 0.0095 0.0000 - 0.7318 0.4670 0.1204
        2-ply cubeful prune [world class]