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Anchor Variant

Posted By: Nack Ballard
Date: Wednesday, 22 November 2017, at 3:21 p.m.

In Response To: OTB, RO, etc etc., and VARIANTS (Casper Van der Tak)

Is moving the checkers on the 24 and 23 both to the 20 also interesting? Looks like a marginal drop AtS.

Good call. See short rollout below.

Nack




White is Player 2

score: 1
pip: 149
15 point match
pip: 137
score: 8

Blue is Player 1
XGID=---aBBC-C--AeB---d-eB-----:0:0:1:00:8:1:0:15:10

Small Pass AtS (Compared to the original, Blue gains 24/20 23/20)


Analyzed in Rollout No double Double/Take
Player Winning Chances: 72.41% (G:33.78% B:0.57%) 72.73% (G:34.31% B:0.74%)
Opponent Winning Chances: 27.59% (G:3.67% B:0.12%) 27.27% (G:3.78% B:0.15%)
Cubeless Equities +0.754 +1.417
Cubeful Equities
No double:+0.862 (-0.138)±0.007 (+0.855..+0.869)
Double/Take:+1.021 (+0.021)±0.020 (+1.001..+1.041)
Double/Pass:+1.000
Best Cube action: Double / Pass
Rollout details
2592 Games rolled with Variance Reduction.
Dice Seed: 86174152
Moves: 3-ply, cube decisions: XG Roller
Double Decision confidence:100.0%
Take Decision confidence:98.2%
Duration: 42 minutes 56 seconds

eXtreme Gammon Version: 2.10, MET: Kazaross XG2

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