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51$-31H-41H-63R-42P-32 — Unlimited Games — 2-ply GnuBg Trunc
Posted By: Taper_Mike In Response To: 501 Essential Backgammon Problems #42 -- Rollout + Variants (Igor)
Date: Wednesday, 28 August 2013, at 9:55 p.m.
51$-31H-41H-63R-42P-32 Position ID: WHPwADHgc/ARIA Match ID: cIkJAAAAAAAA
# Ply Move Equity • 1 R 16/13 6/4* -0.124819
0.475263 0.130736 0.007440 - 0.524737 0.162440 0.006343 -0.080082 -0.124819 0.000825 0.000949 0.000208 - 0.000825 0.000938 0.000145 0.002063 0.004254 Truncated cubeful rollout (depth 5) with var.redn. 360 games, Mersenne Twister dice gen. with seed 725099774 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] Different evaluations after 2 plies: Play: 1-ply cubeful prune keep the first 0 0-ply moves and up to 8 more moves within equity 0.16 Cube: 2-ply cubeful prune [world class] 2 R 13/10 6/4* -0.139834 ( -0.015015)
0.471732 0.146097 0.011140 - 0.528268 0.184755 0.013779 -0.097834 -0.139834 0.001082 0.000998 0.000319 - 0.001082 0.001128 0.000274 0.002909 0.005280 Truncated cubeful rollout (depth 5) with var.redn. 360 games, Mersenne Twister dice gen. with seed 725099774 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] Different evaluations after 2 plies: Play: 1-ply cubeful prune keep the first 0 0-ply moves and up to 8 more moves within equity 0.16 Cube: 2-ply cubeful prune [world class] 3 R 16/11 -0.148497 ( -0.023679)
0.467975 0.124190 0.007084 - 0.532025 0.162326 0.005088 -0.100189 -0.148497 0.000776 0.000765 0.000166 - 0.000776 0.001088 0.000102 0.002123 0.003896 Truncated cubeful rollout (depth 5) with var.redn. 360 games, Mersenne Twister dice gen. with seed 725099774 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] Different evaluations after 2 plies: Play: 1-ply cubeful prune keep the first 0 0-ply moves and up to 8 more moves within equity 0.16 Cube: 2-ply cubeful prune [world class] 4 R 24/22 16/13 -0.187961 ( -0.063143)
0.468788 0.116319 0.006878 - 0.531212 0.182377 0.005782 -0.127386 -0.187961 0.000980 0.001082 0.000217 - 0.000980 0.001173 0.000109 0.002488 0.004143 Truncated cubeful rollout (depth 5) with var.redn. 360 games, Mersenne Twister dice gen. with seed 725099774 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] Different evaluations after 2 plies: Play: 1-ply cubeful prune keep the first 0 0-ply moves and up to 8 more moves within equity 0.16 Cube: 2-ply cubeful prune [world class]
AnnotationTruncated Rollout by Taper_Mike
2013-Aug-28
Version GNU Backgammon 0.90-mingw 20120806
51$-31H-41H-63R-42P-32-tm.sgf
[X H15 S24 R63] /0.360t
51$-31H-41H-63R-42P-32 — Unlimited Games Bot Seed Equity Nacbracs Link GnuBg 0.xx 2-ply Supremo 871446556 –91 [X H16 S50] /5 Timothy Chow GnuBg 0.xx 2-ply Trunc 725099774 –124.818 [X H15 S24 R63] /0.360t Taper_Mike (above) XG 2.10 3-ply, Cubes: XGR 1 –97 [X H9 S55 R59] "<=13*5 Paul Weaver XG 2.10 XGR++ Eval [XGR++ seed] –83.5 [X H20 S43] "&e Taper_Mike XG 2.10 3-ply, Cubes: XGR 94782038 –102 [X H2 R51 S54] "<=46*2 Igor Erovenko Key: H = Hit [13/10, 6/4*], R = Run[24/22, 16/13], S = Split [16/11], X = Hit and split [16/3, 6/4*]
Except, perhaps, for the opening slot, 51$-31H-41H-63R-42P-32 is a well-played sequence that leads to this position.Mike
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