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Some vaguely related positions

Posted By: Timothy Chow
Date: Wednesday, 25 June 2014, at 8:33 p.m.

In Response To: Bearing In Lesson--eye opener for most (phil simborg)

I looked in my files and didn't find anything exactly analogous to Phil's position, but here are a few somewhat related positions where Blue has to decide whether to hold the prime and dump checkers or just clear from the rear.





White is Player 2

score: 0
pip: 99
Unlimited Game
pip: 87
score: 0

Blue is Player 1
XGID=---bCCEBB--------a-bccb-b-:1:-1:1:31:0:0:0:0:10
Blue to play 31

1.Rollout16/2eq: +0.617
Player:
Opponent:
82.37% (G:2.71% B:0.03%)
17.63% (G:0.19% B:0.00%)
Conf.: 0.004 (+0.612...+0.621) - [100.0%]
Duration: 2 minutes 34 seconds
2.Rollout16/5 4/1eq: +0.588 (-0.029)
Player:
Opponent:
81.23% (G:2.56% B:0.03%)
18.77% (G:0.23% B:0.00%)
Conf.: 0.004 (+0.584...+0.592) - [0.0%]
Duration: 2 minutes 11 seconds
3.Rollout18/7 8/5eq: +0.559 (-0.058)
Player:
Opponent:
80.22% (G:1.92% B:0.02%)
19.78% (G:0.09% B:0.00%)
Conf.: 0.004 (+0.555...+0.563) - [0.0%]
Duration: 2 minutes 13 seconds
1 1296 Games rolled with Variance Reduction.
Dice Seed: 271828
Moves: 3-ply, cube decisions: XG Roller

eXtreme Gammon Version: 2.10






White is Player 2

score: 0
pip: 96
Unlimited Game
pip: 76
score: 0

Blue is Player 1
XGID=-AbBCCBBB----------cbcbab-:1:-1:1:41:0:0:0:0:10
Blue to play 41

1.XG Roller++7/6 7/3eq: +0.784
Player:
Opponent:
88.06% (G:6.03% B:0.10%)
11.94% (G:0.41% B:0.01%)
2.XG Roller++8/7 8/4eq: +0.711 (-0.073)
Player:
Opponent:
85.39% (G:4.66% B:0.06%)
14.61% (G:0.46% B:0.01%)
3.XG Roller++5/1 4/3eq: +0.710 (-0.075)
Player:
Opponent:
85.45% (G:5.02% B:0.07%)
14.55% (G:0.96% B:0.02%)

eXtreme Gammon Version: 2.10






White is Player 2

score: 0
pip: 97
Unlimited Game
pip: 103
score: 0

Blue is Player 1
XGID=---bBBCBCB-A------babcbba-:1:-1:1:44:0:0:0:0:10
Blue to play 44

1.XG Roller++11/7 9/5 9/1eq: +0.539
Player:
Opponent:
78.93% (G:3.43% B:0.05%)
21.07% (G:0.34% B:0.00%)
2.XG Roller++11/7 9/5(2) 8/4eq: +0.530 (-0.009)
Player:
Opponent:
78.52% (G:3.32% B:0.05%)
21.48% (G:0.36% B:0.00%)
3.XG Roller++9/5 9/1 8/4eq: +0.518 (-0.021)
Player:
Opponent:
77.54% (G:4.70% B:0.16%)
22.46% (G:0.67% B:0.01%)
4.XG Roller++9/1(2)eq: +0.514 (-0.025)
Player:
Opponent:
77.37% (G:4.84% B:0.15%)
22.63% (G:0.73% B:0.01%)
5.XG Roller++11/7 9/5(2) 6/2eq: +0.513 (-0.026)
Player:
Opponent:
77.92% (G:3.18% B:0.05%)
22.08% (G:0.44% B:0.01%)
6.XG Roller++9/5(2) 8/4 6/2eq: +0.485 (-0.054)
Player:
Opponent:
76.14% (G:5.09% B:0.18%)
23.86% (G:1.37% B:0.03%)
7.XG Roller++11/7 8/4(3)eq: +0.471 (-0.068)
Player:
Opponent:
76.09% (G:3.00% B:0.05%)
23.91% (G:0.62% B:0.01%)
8.XG Roller++9/5 9/1 6/2eq: +0.465 (-0.074)
Player:
Opponent:
75.52% (G:4.89% B:0.15%)
24.48% (G:1.22% B:0.03%)

eXtreme Gammon Version: 2.10

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