1. Cubeful 2-ply    24/22 10/9                   Eq.:  -0.0333
       0.4991 0.1210 0.0041 - 0.5009 0.1520 0.0039
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    13/11 10/9                   Eq.:  -0.0691 ( -0.0358)
       0.4900 0.1264 0.0044 - 0.5100 0.1650 0.0057
        2-ply cubeful prune [world class]

opp is trailing => opp is going to prime us => anchor to prevent it.