Jul 03

2-Point Anchor (1)

By ace Backgammon, Where Gnu errs Add comments

The score (after 10 games) is: gnubg 13, ace 9 (match to 17 points)

Move number 16: ace to play 54


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

Pip counts: gnubg 108, ace 112
Position ID: zD0HBwCb24ABGA Match ID: cIkyAtAASAAA

• ace moves 13/9 13/8

Alert: bad move ( -0.074)

# Ply Move Equity
  1 2 23/14 -0.738
  0.291 0.038 0.000 – 0.709 0.131 0.004  
• 2 2 13/9 13/8 -0.812 ( -0.074)
  0.269 0.034 0.000 – 0.731 0.087 0.002  
  3 0 13/4 -1.000 ( -0.262)
  0.233 0.026 0.000 – 0.767 0.093 0.002  
  4 0 13/8 6/2 -1.000 ( -0.262)
  0.217 0.024 0.000 – 0.783 0.111 0.002  
  5 0 6/2 6/1 -1.000 ( -0.262)
  0.212 0.018 0.000 – 0.788 0.110 0.001  


 

# Ply Move Equity
• 1 R 13/9 13/8 -0.866
 
0.271 0.030 0.000 - 0.729 0.088 0.003 -0.472 -0.866
0.001 0.001 0.000 - 0.001 0.003 0.000 0.004 0.011
 
  Full cubeful rollout with var.redn.  
  1296 games, Mersenne Twister dice gen. with seed -1776600647 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 R 23/14 -0.941 ( -0.075)
 
0.274 0.024 0.000 - 0.726 0.119 0.003 -0.516 -0.941
0.001 0.001 0.000 - 0.001 0.003 0.001 0.003 0.010
 
  Full cubeful rollout with var.redn.  
  1296 games, Mersenne Twister dice gen. with seed -1776600647 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 0 13/4 -1.000 ( -0.134)
  0.233 0.026 0.000 – 0.767 0.093 0.002  
  4 0 13/8 6/2 -1.000 ( -0.134)
  0.217 0.024 0.000 – 0.783 0.111 0.002  
  5 0 6/2 6/1 -1.000 ( -0.134)
  0.212 0.018 0.000 – 0.788 0.110 0.001  

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