1. Cubeful 2-ply    6/off 5/3                    Eq.:  -0.7459
       0.1214 0.0000 0.0000 - 0.8786 0.0000 0.0000
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    6/4 5/off                    Eq.:  -0.7884 ( -0.0425)
       0.1031 0.0000 0.0000 - 0.8969 0.0000 0.0000
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    6/off 4/2                    Eq.:  -0.8053 ( -0.0594)
       0.0974 0.0000 0.0000 - 0.9026 0.0000 0.0000
        2-ply cubeful prune [world class]