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PotD 11-20-23 - Two Variants / ROLLOUTS

Posted By: Nack Ballard
Date: Wednesday, 20 December 2023, at 1:33 p.m.

In Response To: Position of the Day 11-20-23 - A common problem - Rollout (Stick)





White is Player 2

score: 0
pip: 120
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=-a---BC-B--BbDa-aa-e-b-bAA:0:0:1:54:0:0:3:0:10
Blue to play 54

1.Rollout1Bar/20 24/20eq: +0.160
Player:
Opponent:		54.74% (G:9.62% B:0.40%)
45.26% (G:13.45% B:0.28%)		Conf.: ± 0.012 (+0.148...+0.171) - [100.0%]
Duration: 5 minutes 20 seconds
2.Rollout1Bar/16* eq: +0.073 (-0.087)
Player:
Opponent:		54.49% (G:14.57% B:0.95%)
45.51% (G:21.81% B:0.65%)		Conf.: ± 0.018 (+0.055...+0.091) - [0.0%]
Duration: 4 minutes 50 seconds
1 1296 Games rolled with Variance Reduction.
Dice Seed: 25744986
Moves: 3-ply, cube decisions: XG Roller

Stick's rollout of the original position is above.

My two variants are below. One differs by 2 pips, the other by 3.

Nack





White is Player 2

score: 0
pip: 118
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=---a-BC-B--BbDa-aa-e-b-bAA:0:0:1:54:0:0:3:0:10
Blue to play 54

1.Rollout1Bar/16* eq: +0.018
Player:
Opponent:		53.09% (G:13.71% B:0.90%)
46.91% (G:22.13% B:0.66%)		Conf.: ± 0.019 (-0.001...+0.037) - [76.1%]
Duration: 26 minutes 18 seconds
2.Rollout1Bar/20 24/20eq: +0.010 (-0.009)
Player:
Opponent:		50.73% (G:8.88% B:0.38%)
49.27% (G:14.72% B:0.32%)		Conf.: ± 0.014 (-0.004...+0.023) - [23.9%]
Duration: 28 minutes 58 seconds
1 1296 Games rolled with Variance Reduction.
Dice Seed: 32692432
Moves: 3-ply, cube decisions: XG Roller

eXtreme Gammon Version: 2.10
White is Player 2

score: 0
pip: 117
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=----aBC-B--BbDa-aa-e-b-bAA:0:0:1:54:0:0:3:0:10
Blue to play 54

1.Rollout1Bar/16* eq: -0.027
Player:
Opponent:		52.08% (G:12.50% B:0.75%)
47.92% (G:22.09% B:0.76%)		Conf.: ± 0.018 (-0.045...-0.009) - [93.0%]
Duration: 32 minutes 54 seconds
2.Rollout1Bar/20 24/20eq: -0.044 (-0.017)
Player:
Opponent:		49.21% (G:8.90% B:0.34%)
50.79% (G:15.65% B:0.35%)		Conf.: ± 0.014 (-0.058...-0.030) - [7.0%]
Duration: 38 minutes 56 seconds
1 1296 Games rolled with Variance Reduction.
Dice Seed: 40548372
Moves: 3-ply, cube decisions: XG Roller

eXtreme Gammon Version: 2.10

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