I opted to slot with 15/11 6/5, which is great if it works. But in Michy's book, Back Checker Strategy, he emphasizes the need to play safe if you have escaped all your checkers. Magriel's criteria, of course, also point to a safe play.

              
 
              
 | | White is Player 2
score: 0 pip: 149 | Unlimited Game | pip: 127 score: 0
Blue is Player 1 | |
XGID=---Bb-E-C---bD-Abdad------:0:0:1:41:0:0:0:0:10 |
Blue to play 41 |
1. | Rollout1 | 15/11 3/2 | eq: +0.559 |
| Player: Opponent: | 65.91% (G:5.31% B:0.21%) 34.09% (G:4.18% B:0.16%) | Conf.: ± 0.011 (+0.548...+0.570) - [100.0%] Duration: 8 minutes 16 seconds |
|
2. | Rollout1 | 15/11 6/5 | eq: +0.451 (-0.108) |
| Player: Opponent: | 62.47% (G:8.69% B:0.36%) 37.53% (G:6.07% B:0.24%) | Conf.: ± 0.011 (+0.440...+0.462) - [0.0%] Duration: 7 minutes 34 seconds |
|
|
1 1296 Games rolled with Variance Reduction. Dice Seed: 271828 Moves: 3-ply, cube decisions: XG Roller
|
eXtreme Gammon Version: 2.19.211.pre-release
Variant:

              
 
              
 | | White is Player 2
score: 0 pip: 149 | Unlimited Game | pip: 138 score: 0
Blue is Player 1 | |
XGID=---Bb-E-C---bC-Abdad----A-:0:0:1:41:0:0:0:0:10 |
Blue to play 41 |
1. | Rollout1 | 15/11 6/5 | eq: -0.172 |
| Player: Opponent: | 45.76% (G:9.51% B:0.39%) 54.24% (G:12.49% B:0.47%) | Conf.: ± 0.006 (-0.178...-0.166) - [100.0%] Duration: 26 minutes 53 seconds |
|
2. | Rollout1 | 24/23 15/11 | eq: -0.243 (-0.071) |
| Player: Opponent: | 44.09% (G:8.47% B:0.31%) 55.91% (G:13.04% B:0.41%) | Conf.: ± 0.006 (-0.250...-0.237) - [0.0%] Duration: 27 minutes 21 seconds |
|
|
1 5184 Games rolled with Variance Reduction. Dice Seed: 271828 Moves: 3-ply, cube decisions: XG Roller
|
eXtreme Gammon Version: 2.19.211.pre-release