Robertie Position 46

An interesting possibility, not mentioned by Robertie, is to hit on the 1-point.

# Ply Move Equity
• 1 R 20/15 13/11 +0.094
 
0.5310.1200.005-0.4690.1300.005 +0.051 +0.094
0.0010.0010.000-0.0010.0010.000 0.002 0.006
  
  Full cubeful rollout with var.redn.  
  5184 games, Mersenne Twister dice gen. with seed 841245418 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  2 R 13/11 6/1* +0.077 ( -0.017)
 
0.5230.1310.005-0.4770.1240.006 +0.052 +0.077
0.0010.0010.000-0.0010.0010.000 0.003 0.006
  
  Full cubeful rollout with var.redn.  
  5184 games, Mersenne Twister dice gen. with seed 841245418 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  3 R 20/13 +0.074 ( -0.020)
 
0.5230.1130.005-0.4770.1230.004 +0.036 +0.074
0.0020.0020.000-0.0020.0020.000 0.004 0.010
  
  Full cubeful rollout with var.redn.  
  1296 games, Mersenne Twister dice gen. with seed 865183319 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  4 R 13/11 13/8 +0.054 ( -0.040)
 
0.5160.1270.006-0.4840.1260.005 +0.035 +0.054
0.0020.0020.000-0.0020.0020.000 0.005 0.012
  
  Full cubeful rollout with var.redn.  
  1296 games, Mersenne Twister dice gen. with seed 865183319 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  


If we vary the position by moving Black’s checker on the 20-point back to the 22-point, then hitting on the 1-point becomes GNU’s top choice.

# Ply Move Equity
• 1 R 13/11 6/1* +0.047
 
0.5130.1270.005-0.4870.1280.006 +0.024 +0.047
0.0010.0010.000-0.0010.0010.000 0.003 0.006
  
  Full cubeful rollout with var.redn.  
  5184 games, Mersenne Twister dice gen. with seed 870705514 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  2 R 13/11 13/8 +0.020 ( -0.026)
 
0.5110.1240.005-0.4890.1320.005 +0.012 +0.020
0.0010.0010.000-0.0010.0010.000 0.002 0.006
  
  Full cubeful rollout with var.redn.  
  5184 games, Mersenne Twister dice gen. with seed 870705514 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  3 R 24/22 13/8 +0.004 ( -0.043)
 
0.5020.1200.005-0.4980.1190.004 +0.005 +0.004
0.0010.0010.000-0.0010.0010.001 0.002 0.006
  
  Full cubeful rollout with var.redn.  
  5184 games, Mersenne Twister dice gen. with seed 870705514 and quasi-random dice  
  Play: supremo 2-ply cubeful prune [world class]  
  keep the first 0 0-ply moves and up to 16 more moves within equity 0.32  
  Skip pruning for 1-ply moves.