display:

Position 1053, Category Holding

Black to play 6 2

Black vs White

Match to 5, Score: 4 - 4

added at 6/8/2012 11:34 AM, from chlh

Pipcount: 121(+51) - 70(-51)


Gnu BG ID:

Comment:
This is position 2 from the 2012 Jesolo Quiz contest (courtesy by Andrea de Zandonati). 22/14 maximizes hits in case white rolls 6-1, 6-3, 6-4 or 6-5. After 18/10 there are too many hits and the bad sixes turn into good sixes.

Tags: maximize contact | reduce shots |

backgammon position number 1053 - checkerplay.com

1) 22/14 [show allhide all]
Equity: -0.289 Rollout

1296 Games rolled with Variance Reduction. Moves: 3-ply. cube decisions: XG Roller

Player: 35.53%29.91%5.21%0.41%
Opponent: 64.47%30.34%33.89%0.24%
Confidence: ± 0.003 (-0.292 < Equity < -0.286)

Pipcount: 113(+43) - 70(-43)


2) 18/10 [show positionhide position]
Equity: -0.371 (-0.082) Rollout

1296 Games rolled with Variance Reduction. Moves: 3-ply. cube decisions: XG Roller

Player: 31.47%27.63%3.74%0.10%
Opponent: 68.53%42.95%25.21%0.37%
Confidence: ± 0.003 (-0.374 < Equity < -0.368)

Pipcount: 113(+43) - 70(-43)


3) 22/16 3/1 [show positionhide position]
Equity: -0.372 (-0.083) Rollout

1296 Games rolled with Variance Reduction. Moves: 3-ply. cube decisions: XG Roller

Player: 31.42%28.39%2.95%0.08%
Opponent: 68.58%29.25%38.94%0.39%
Confidence: ± 0.003 (-0.375 < Equity < -0.369)

Pipcount: 113(+43) - 70(-43)


4) 22/16 18/16 [show positionhide position]
Equity: -0.399 (-0.110) XG Roller++

Player: 30.07%24.83%5.07%0.17%
Opponent: 69.93%39.12%30.62%0.19%

Pipcount: 113(+43) - 70(-43)


5) 22/16 6/4 [show positionhide position]
Equity: -0.462 (-0.173) XG Roller+

Player: 26.90%23.63%3.18%0.09%
Opponent: 73.10%30.42%41.98%0.70%

Pipcount: 113(+43) - 70(-43)

Software: eXtreme Gammon Version: 2.03. MET: Kazaross XG2