BGonline.org Forums

501 #40 ROs (52D-22@-61)

Posted By: Stick
Date: Friday, 30 August 2013, at 8:07 a.m.

In Response To: 501 Essential Backgammon Problems #40 (Igor)

		White is Player 2 score: 0 pip: 159 Unlimited Game Jacoby Beaver pip: 160 score: 0 Blue is Player 1
XGID=-----bE-D--AeC---c-e----B-:0:0:1:16:0:0:3:0:10
Blue to play 16

1.	Rollout1	11/4	eq: -0.288
	Player: Opponent: 43.55% (G:8.34% B:0.28%) 56.45% (G:14.24% B:0.48%) Conf.: ± 0.006 (-0.294...-0.283) - [99.5%] Duration: 2 hours 54 minutes
2.	Rollout1	13/7 8/7	eq: -0.299 (-0.011)
	Player: Opponent: 42.98% (G:9.01% B:0.36%) 57.02% (G:14.38% B:0.58%) Conf.: ± 0.006 (-0.305...-0.293) - [0.5%] Duration: 4 hours 53 minutes
3.	Rollout2	24/18 11/10	eq: -0.302 (-0.013)
	Player: Opponent: 43.13% (G:8.65% B:0.32%) 56.87% (G:14.32% B:0.62%) Conf.: ± 0.006 (-0.308...-0.296) - [0.1%] Duration: 5 hours 07 minutes
1 7837 Games rolled with Variance Reduction. Dice Seed: 68258502 Moves: 3-ply, cube decisions: XG Roller 2 7838 Games rolled with Variance Reduction. Dice Seed: 68258502 Moves: 3-ply, cube decisions: XG Roller

---

user	159
gnubg	160
Position ID: 4HPwAQPg88gBMA Match ID: cAkHAAAAAAAA

#		Ply	Move	Equity
	1	R	11/4	-0.290
			0.437 0.082 0.003 - 0.563 0.141 0.005 -0.188 -0.290 0.001 0.001 0.000 - 0.001 0.001 0.000 0.002 0.004
			Full cubeful rollout with var.redn.
			6480 games, Mersenne Twister dice gen. with seed 838412660 and quasi-random dice
			Play: 2-ply cubeful prune [world class]
			keep the first 0 0-ply moves and up to 12 more moves within equity 0.16
			Skip pruning for 1-ply moves.
			Cube: 2-ply cubeful prune [world class]
•	2	R	13/7 8/7	-0.296 ( -0.007)
			0.431 0.087 0.003 - 0.569 0.139 0.005 -0.192 -0.296 0.001 0.001 0.000 - 0.001 0.001 0.000 0.002 0.004
			Full cubeful rollout with var.redn.
			6480 games, Mersenne Twister dice gen. with seed 838412660 and quasi-random dice
			Play: 2-ply cubeful prune [world class]
			keep the first 0 0-ply moves and up to 12 more moves within equity 0.16
			Skip pruning for 1-ply moves.
			Cube: 2-ply cubeful prune [world class]

Messages In This Thread

• 501 Essential Backgammon Problems #40
  Igor -- Friday, 23 August 2013, at 10:27 p.m.
  • 501 Essential Backgammon Problems #40
    Taper_Mike -- Saturday, 24 August 2013, at 7:06 a.m.
    • 501 Essential Backgammon Problems #40
      W Womack -- Sunday, 25 August 2013, at 8:56 p.m.
      • 501 Essential Backgammon Problems #40
        W Womack -- Sunday, 25 August 2013, at 8:58 p.m.
        • 501 Essential Backgammon Problems #40
          Taper_Mike -- Monday, 26 August 2013, at 6:11 a.m.
  • 501 Essential Backgammon Problems #40 -- RO + Variant
    Igor -- Monday, 26 August 2013, at 1:43 p.m.
    • 64R-52H-54@-61 — Unlimited Games — 2-ply GnuBg Trunc
      Taper_Mike -- Wednesday, 28 August 2013, at 7:49 a.m.
  • 501 #40 ROs (52D-22@-61)
    Stick -- Friday, 30 August 2013, at 8:07 a.m.