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The other side of the Cusp -- Variant with Rollout
Posted By: Nack Ballard
Date: Tuesday, 9 December 2025, at 3:18 p.m.
In Response To: Position of the Day 08-21-25 - Game Plan? - Rollout (Stick)

              
 
              
 | | White is Player 2
score: 0 pip: 145 | Unlimited Game Jacoby Beaver | pip: 165 score: 0
Blue is Player 1 | |
| XGID=---BA-CcC---bB---bccbBAA--:1:1:1:31:0:0:3:0:10 |
| Blue to play 31 |
| 1. | Rollout1 | 8/5 6/5 | eq: -0.302 |
| Player: Opponent: | 33.79% (G:8.48% B:0.32%) 66.21% (G:17.85% B:0.82%) | Conf.: ± 0.005 (-0.307...-0.297) - [100.0%] Duration: 2 minutes 50 seconds |
|
| 2. | Rollout1 | 23/22 8/5 | eq: -0.315 (-0.013) |
| Player: Opponent: | 33.06% (G:7.64% B:0.28%) 66.94% (G:16.64% B:0.67%) | Conf.: ± 0.005 (-0.320...-0.309) - [0.0%] Duration: 2 minutes 47 seconds |
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| |
1 5184 Games rolled with Variance Reduction. Moves: 3-ply, cube decisions: XG Roller
|
Stick's rollout of his position is above.
My rollout of a variant is below. White owns her 16pt instead of her 18pt.

              
 
              
 | | White is Player 2
score: 0 pip: 139 | Unlimited Game Jacoby Beaver | pip: 165 score: 0
Blue is Player 1 | |
| XGID=---BA-C-Cc--bB---bccbBAA--:1:1:1:31:0:0:3:0:10 |
| Blue to play 31 |
| 1. | Rollout1 | 23/22 8/5 | eq: -0.392 |
| Player: Opponent: | 29.95% (G:5.62% B:0.19%) 70.05% (G:14.86% B:0.58%) | Conf.: ± 0.004 (-0.396...-0.387) - [100.0%] Duration: 21 minutes 09 seconds |
|
| 2. | Rollout1 | 8/5 6/5 | eq: -0.403 (-0.012) |
| Player: Opponent: | 30.01% (G:6.28% B:0.24%) 69.99% (G:16.70% B:0.71%) | Conf.: ± 0.005 (-0.408...-0.399) - [0.0%] Duration: 21 minutes 22 seconds |
|
| |
1 5184 Games rolled with Variance Reduction. Dice Seed: 36906397 Moves: 3-ply, cube decisions: XG Roller
|
eXtreme Gammon Version: 2.10
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