1. Cubeful 2-ply    9/7 9/4                      Eq.:  +0.4862
       0.7584 0.0990 0.0013 - 0.2416 0.0284 0.0004
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    6/4 6/1                      Eq.:  +0.4545 ( -0.0317)
       0.7517 0.0837 0.0005 - 0.2483 0.0405 0.0007
        2-ply cubeful prune [world class]