Robertie Position 110

GNU does not disagree with the checker play, but thinks that Black should have doubled before rolling the dice.

Cube decision
Rollout cubeless equity +0.521 
Cubeful equities:
1.Double, take +0.885 
2.Double, pass +1.000 +0.115
3.No double +0.800 -0.085
Proper cube action:Redouble, take
Rollout details
 WinW gW bg LoseL gL bgCubelessCubeful
Player tchow owns 2-cube0.6890.2340.009-0.3110.0990.002 +0.521 +0.800
Standard error0.0010.0020.001-0.0010.0010.000 0.004 0.010
Player gnubg owns 4-cube0.7010.2420.010-0.2990.0990.003 +1.105 +0.885
Standard error0.0020.0030.001-0.0020.0020.000 0.011 0.017
Full cubeful rollout with var.redn.
1296 games, Mersenne Twister dice gen. with seed 842072074 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]