1. Cubeful 2-ply    21/16*/10                    Eq.:  +0.5496
       0.6278 0.1903 0.0112 - 0.3722 0.1350 0.0042
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    21/16* 14/8                  Eq.:  +0.4947 ( -0.0548)
       0.6194 0.1705 0.0090 - 0.3806 0.1293 0.0029
        2-ply cubeful prune [world class]