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Position of the Day 10-14-26 - Rollout

Posted By: Stick
Date: Thursday, 5 November 2026, at 6:02 a.m.

In Response To: Position of the Day 10-14-26 (Stick)

The take/pass decision is very close as many of you probably figured. I mainly posted it to note what a huge difference an extra checker past the anchor can mean in this type of position. See variant below.





White is Player 1

score: 0
pip: 129
Unlimited Game
Jacoby Beaver
pip: 87
score: 0

Blue is Player 2
XGID=---BBBB-AAB-A-a--cbd-bBc--:0:0:-1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in Rollout No double Double/Take
  Player Winning Chances: 76.53% (G:4.11% B:0.03%) 76.94% (G:4.45% B:0.03%)
  Opponent Winning Chances: 23.47% (G:1.71% B:0.05%) 23.06% (G:1.86% B:0.06%)
  Cubeless Equities +0.554 +1.129
Cubeful Equities
No double:+0.949 (-0.051)±0.004 (+0.946..+0.953)
Double/Take:+1.021 (+0.021)±0.005 (+1.016..+1.025)
Double/Pass:+1.000
 
Best Cube action: Double / Pass
Rollout details
5184 Games rolled with Variance Reduction.
Moves: 3-ply, cube decisions: XG Roller
 
Double Decision confidence:100.0%
Take Decision confidence:100.0%
Duration: 2 minutes 17 seconds


Variant





White is Player 1

score: 0
pip: 129
Unlimited Game
Jacoby Beaver
pip: 91
score: 0

Blue is Player 2
XGID=---BBBB-AAB-A-a--cbe-bBb--:0:0:-1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in Rollout No double Double/Take
  Player Winning Chances: 78.79% (G:3.83% B:0.03%) 79.56% (G:4.19% B:0.04%)
  Opponent Winning Chances: 21.21% (G:1.19% B:0.02%) 20.44% (G:1.32% B:0.04%)
  Cubeless Equities +0.602 +1.240
Cubeful Equities
No double:+0.973 (-0.027)±0.004 (+0.969..+0.977)
Double/Take:+1.136 (+0.136)±0.009 (+1.128..+1.145)
Double/Pass:+1.000
 
Best Cube action: Double / Pass
Rollout details
1296 Games rolled with Variance Reduction.
Moves: 3-ply, cube decisions: XG Roller
 
Double Decision confidence:100.0%
Take Decision confidence:100.0%
Duration: 31.8 seconds

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