1. Cubeful 2-ply    8/4                          Eq.:  +0.0166
       0.5761 0.0969 0.0018 - 0.4239 0.0775 0.0009
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    8/5 6/5                      Eq.:  -0.0156 ( -0.0322)
       0.5597 0.1180 0.0025 - 0.4403 0.1041 0.0016
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    16/15 16/13                  Eq.:  -0.0551 ( -0.0718)
       0.5531 0.0954 0.0030 - 0.4469 0.1131 0.0014
        2-ply cubeful prune [world class]