1. Cubeful 2-ply    6/3*/1*                      Eq.:  -0.8408
       0.4122 0.1461 0.0056 - 0.5878 0.2495 0.0244
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    13/8                         Eq.:  -0.9255 ( -0.0848)
       0.3848 0.1159 0.0045 - 0.6152 0.2243 0.0169
        2-ply cubeful prune [world class]