The reason that I posted this is that I am looking into GNU pruning. Bar/21*, 18/13 comes out ahead in a rollout but on two ply it is the fourth best and -0.105 behind.
| # | Ply | Move | Equity |
| | 1 | R | bar/21* 18/13 | -0.715 |
| | | 0.431 | 0.185 | 0.036 | - | 0.569 | 0.162 | 0.032 | -0.463 | -0.936 | | 0.003 | 0.006 | 0.005 | - | 0.003 | 0.002 | 0.003 | 0.007 | 0.017 | | |
| | Full cubeful rollout with var.redn. | |
| | 1296 games, Mersenne Twister dice gen. with seed 862630104 and quasi-random dice | |
| | Play: 2-ply cubeful prune [world class] | |
| | keep the first 0 0-ply moves and up to 12 more moves within equity 0.16 | |
| | Skip pruning for 1-ply moves. | |
| | Cube: 2-ply cubeful prune [world class] | |
| | 2 | R | bar/20 6/2 | -0.726 ( -0.011) |
| | | 0.331 | 0.063 | 0.004 | - | 0.669 | 0.060 | 0.003 | -0.429 | -0.948 | | 0.002 | 0.005 | 0.001 | - | 0.002 | 0.002 | 0.001 | 0.004 | 0.008 | | |
| | Full cubeful rollout with var.redn. | |
| | 1296 games, Mersenne Twister dice gen. with seed 862630104 and quasi-random dice | |
| | Play: 2-ply cubeful prune [world class] | |
| | keep the first 0 0-ply moves and up to 12 more moves within equity 0.16 | |
| | Skip pruning for 1-ply moves. | |
| | Cube: 2-ply cubeful prune [world class] | |
| | 3 | R | bar/20 8/4 | -0.774 ( -0.059) |
| | | 0.321 | 0.062 | 0.004 | - | 0.679 | 0.060 | 0.002 | -0.461 | -0.998 | | 0.002 | 0.005 | 0.001 | - | 0.002 | 0.002 | 0.001 | 0.004 | 0.008 | | |
| | Full cubeful rollout with var.redn. | |
| | 1296 games, Mersenne Twister dice gen. with seed 862630104 and quasi-random dice | |
| | Play: 2-ply cubeful prune [world class] | |
| | keep the first 0 0-ply moves and up to 12 more moves within equity 0.16 | |
| | Skip pruning for 1-ply moves. | |
| | Cube: 2-ply cubeful prune [world class] | |
| • | 4 | R | bar/21* 20/15 | -0.809 ( -0.094) |
| | | 0.430 | 0.183 | 0.038 | - | 0.570 | 0.183 | 0.031 | -0.504 | -1.035 | | 0.002 | 0.006 | 0.004 | - | 0.002 | 0.002 | 0.003 | 0.006 | 0.015 | | |
| | Full cubeful rollout with var.redn. | |
| | 1296 games, Mersenne Twister dice gen. with seed 862630104 and quasi-random dice | |
| | Play: 2-ply cubeful prune [world class] | |
| | keep the first 0 0-ply moves and up to 12 more moves within equity 0.16 | |
| | Skip pruning for 1-ply moves. | |
| | Cube: 2-ply cubeful prune [world class] | |
| | 5 | R | bar/20 18/14 | -1.000 ( -0.285) |
| | | 0.356 | 0.078 | 0.002 | - | 0.644 | 0.103 | 0.002 | -0.294 | -1.000 | | 0.000 | 0.000 | 0.000 | - | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | | |
| | Full cubeful rollout with var.redn. | |
| | 1296 games, Mersenne Twister dice gen. with seed 866835487 and quasi-random dice | |
| | Play: 2-ply cubeful prune [world class] | |
| | keep the first 0 0-ply moves and up to 12 more moves within equity 0.16 | |
| | Skip pruning for 1-ply moves. | |
| | Cube: 2-ply cubeful prune [world class] | |
