Jun 23

From Robertie, Modern Backgammon, 05-15

The score (after 0 games) is: gnubg 0, ace 0

move number 38:ace to play 11


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

Pipcounts: gnubg 125, ace 65
Position ID: tm1BAA7f2GwAAA Match ID: QYkEAGAAMAAA

• ace moves 9/8(2) 6/5(2)

# Ply Zug Gewinnerwartung
1 2 9/7(2) +0,254
0,667 0,076 0,000 – 0,333 0,043 0,000
2 2 9/8(2) 6/5(2) +0,236 ( -0,018)
0,657 0,090 0,000 – 0,343 0,051 0,000
3 2 9/6 9/8 +0,212 ( -0,042)
0,647 0,086 0,000 – 0,353 0,050 0,000
4 2 8/7(2) 5/4(2) +0,103 ( -0,152)
0,610 0,086 0,000 – 0,390 0,071 0,001
5 2 8/6(2) +0,100 ( -0,154)
0,601 0,098 0,001 – 0,399 0,062 0,000

Rolled 11 (+0.270):
*    1. Rollout          9/8(2) 6/5(2)                Eq.:  +0.279
0.653 0.064 0.000 – 0.347 0.042 0.002 CL  +0.341 CF  +0.279
[0.002 0.002 0.000 - 0.002 0.002 0.000 CL   0.005 CF   0.006]
Full cubeful rollout with var.redn.
369 games, Mersenne Twister dice gen. with seed 2939214018 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]
2. Rollout          9/6 9/8                      Eq.:  +0.223 ( -0.056)
0.623 0.076 0.000 – 0.377 0.049 0.001 CL  +0.286 CF  +0.223
[0.002 0.002 0.000 - 0.002 0.003 0.000 CL   0.005 CF   0.005]
Full cubeful rollout with var.redn.
368 games, Mersenne Twister dice gen. with seed 2939214018 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]
3. Rollout          9/7(2)                       Eq.:  +0.219 ( -0.060)
0.630 0.065 0.000 – 0.370 0.051 0.002 CL  +0.286 CF  +0.219
[0.002 0.002 0.001 - 0.002 0.003 0.001 CL   0.005 CF   0.006]
Full cubeful rollout with var.redn.
368 games, Mersenne Twister dice gen. with seed 2939214018 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]
4. Cubeful 2-ply    9/8(2) 5/4(2)                Eq.:  +0.178 ( -0.101)
0.611 0.079 0.000 – 0.389 0.065 0.000
5. Cubeful 2-ply    8/6(2)                       Eq.:  +0.178 ( -0.101)
0.602 0.095 0.001 – 0.398 0.061 0.000

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