20/2 8/2 still looks like a weird play to me. It does have the merit of leaving Blue with a sound position, free of weak blots.
If Blue's offensive position were stronger, then XG would look on 13/1*(2) more favorably.

              
 
              
 | | White is Player 2
score: 0 pip: 144 | Unlimited Game | pip: 146 score: 0
Blue is Player 1 | |
XGID=-a---CD-C---dC-b-b-dAb--A-:0:0:1:66:0:0:0:0:10 |
Blue to play 66 |
1. | Rollout1 | 20/2 8/2 | eq: +0.363 |
| Player: Opponent: | 57.63% (G:21.12% B:0.41%) 42.37% (G:8.28% B:0.35%) | Conf.: ± 0.012 (+0.351...+0.375) - [100.0%] Duration: 5 minutes 16 seconds |
|
2. | Rollout1 | 13/1*(2) | eq: +0.316 (-0.047) |
| Player: Opponent: | 54.54% (G:25.01% B:0.40%) 45.46% (G:9.30% B:0.53%) | Conf.: ± 0.014 (+0.302...+0.331) - [0.0%] Duration: 4 minutes 57 seconds |
|
3. | Rollout1 | 20/14 13/7(3) | eq: +0.233 (-0.130) |
| Player: Opponent: | 54.61% (G:20.00% B:0.88%) 45.39% (G:10.61% B:0.46%) | Conf.: ± 0.015 (+0.218...+0.247) - [0.0%] Duration: 5 minutes 36 seconds |
|
4. | Rollout1 | 20/8 13/7(2) | eq: +0.217 (-0.146) |
| Player: Opponent: | 54.47% (G:18.30% B:0.68%) 45.53% (G:9.71% B:0.35%) | Conf.: ± 0.014 (+0.202...+0.231) - [0.0%] Duration: 5 minutes 33 seconds |
|
|
1 1296 Games rolled with Variance Reduction. Dice Seed: 62908879 Moves: 3-ply, cube decisions: XG Roller
|
eXtreme Gammon Version: 2.19.211.pre-release
Variant:

              
 
              
 | | White is Player 2
score: 0 pip: 144 | Unlimited Game | pip: 142 score: 0
Blue is Player 1 | |
XGID=-a---CD-CA--dB-b-b-dAb--A-:0:0:1:66:0:0:0:0:10 |
Blue to play 66 |
1. | Rollout1 | 20/2 8/2 | eq: +0.357 |
| Player: Opponent: | 56.93% (G:22.33% B:0.46%) 43.07% (G:8.63% B:0.40%) | Conf.: ± 0.010 (+0.347...+0.368) - [94.1%] Duration: 9 minutes 59 seconds |
|
2. | Rollout1 | 13/1*(2) | eq: +0.346 (-0.012) |
| Player: Opponent: | 54.75% (G:27.13% B:0.41%) 45.25% (G:9.00% B:0.49%) | Conf.: ± 0.010 (+0.336...+0.356) - [6.0%] Duration: 9 minutes 32 seconds |
|
3. | Rollout2 | 20/8 13/7(2) | eq: +0.313 (-0.045) |
| Player: Opponent: | 56.12% (G:19.93% B:0.72%) 43.88% (G:7.82% B:0.21%) | Conf.: ± 0.015 (+0.298...+0.328) - [0.0%] Duration: 5 minutes 52 seconds |
|
|
1 2592 Games rolled with Variance Reduction. Dice Seed: 62908879 Moves: 3-ply, cube decisions: XG Roller
2 1296 Games rolled with Variance Reduction. Dice Seed: 62908879 Moves: 3-ply, cube decisions: XG Roller
|
eXtreme Gammon Version: 2.19.211.pre-release