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If white is on the 22 instead of the 23

Posted By: KenB
Date: Tuesday, 21 August 2012, at 11:19 p.m.

In Response To: Rollout of Original position (KenB)

With white at the edge of the prime this is a no double.





White is Player 2

score: 0
pip: 126
Unlimited Game
Beaver
pip: 114
score: 0

Blue is Player 1
XGID=---bBBEBB---c-----Bbcbba--:0:0:1:00:0:0:2:0:10
Blue on roll, cube action?

Analyzed in Rollout No double Double/Take
Player Winning Chances: 63.856% (G:10.115% B:0.235%) 64.000% (G:10.046% B:0.217%)
Opponent Winning Chances: 36.144% (G:6.117% B:0.178%) 36.000% (G:6.033% B:0.182%)
Cubeless Equities +0.3177 +0.6410
Cubeful Equities
No double:+0.4967±0.0120 (+0.4847..+0.5088)
Double/Take:+0.4309 (-0.0659)±0.0175 (+0.4133..+0.4484)
Double/Pass:+1.0000 (+0.5033)
Best Cube action: No double / Take
Percentage of wrong pass needed to make the double decision right: 10.4%
Rollout details
1296 Games rolled with Variance Reduction.
Dice Seed: 10842456
Moves: 3-ply, cube decisions: XG Roller
Double Decision confidence:100.0%
Take Decision confidence:100.0%
Duration: 35 minutes 33 seconds

eXtreme Gammon Version: 2.03

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