Position 5

The score (after 1 game) is: North 2, South 0 (match to 7 points)

Move number 28: North on roll, cube decision?

+--1--2--3--4--5--6-+---+--7--8--9-10-11-12-+
|3O ' ' '2X3X| 2 |3X3X ' ' ' '|
|                   | 1X|                   |
|                 |   |                 |
|2O1O2X2O3O3O|   | '1O ' ' '1X|
+-24-23-22-21-20-19-+---+-18-17-16-15-14-13-+

Pip counts: North 155, South 125
Position ID: y+4EADiwu4MARg Match ID: AQHgACAAAAAA

• North doubles

Alert: wrong double ( -0.109)! [bad]

Cube decision
Rollout cubeless equity +0.641(Money: +0.677)
Cubeful equities:
1.No double +0.799 
2.Double, pass +1.000 +0.201
3.Double, take +0.690 -0.109
Proper cube action:No redouble, take (35.2%)
Rollout details
 WinW gW bg LoseL gL bgCubelessCubeful
Player North owns 2-cube 74.5% 27.4% 2.9%- 25.5% 11.3% 0.4% +0.641 +0.799
Standard error 0.2% 0.3% 0.3%- 0.2% 0.3% 0.1% 0.006 0.008
Player South owns 4-cube 75.0% 26.4% 8.5%- 25.0% 13.7% 1.6% +1.133 +0.690
Standard error 0.3% 0.5% 0.7%- 0.3% 0.6% 0.3% 0.021 0.021
Full cubeful rollout with var.redn.
900 games, Mersenne Twister dice gen. with seed 1029234496 and quasi-random dice
Play: world class 2-ply cubeful prune [world class]
keep the first 0 0-ply moves and up to 8 more moves within equity 0.16
Skip pruning for 1-ply moves.
Cube: 2-ply cubeful prune [world class]

 

Wrong double by BGB
Equity lost: 0.109

1.2.14n

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