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Rollout: Two "firing squad" decisions

Posted By: Timothy Chow
Date: Tuesday, 29 June 2010, at 4:08 a.m.

In Response To: Two "firing squad" decisions (Timothy Chow)

OTB, I ran in both positions. As Stick said, this was probably the right practical decision, given that I wasn't completely sure what was going on. However, the rollout slightly prefers 7/1 2/1 in the first position.

---

gnubg	132
tchow	111
Position ID: 2M6YMQBmuwYDCA Match ID: QQkHAGAAAAAA

#		Ply	Move	Equity
•	1	R	7/1 2/1	-0.223
			0.464 0.164 0.002 - 0.536 0.087 0.003 +0.003 -0.223 0.002 0.003 0.000 - 0.002 0.001 0.000 0.004 0.006
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 892393188 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	8/7 8/2	-0.232 ( -0.010)
			0.466 0.146 0.002 - 0.534 0.084 0.003 -0.007 -0.232 0.002 0.003 0.000 - 0.002 0.001 0.000 0.004 0.006
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 892393188 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	22/16 8/7	-0.246 ( -0.023)
			0.481 0.081 0.002 - 0.519 0.067 0.002 -0.025 -0.246 0.001 0.002 0.000 - 0.001 0.001 0.000 0.003 0.005
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 892393188 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	8/1	-0.248 ( -0.025)
			0.461 0.152 0.002 - 0.539 0.087 0.004 -0.015 -0.248 0.002 0.003 0.000 - 0.002 0.001 0.000 0.004 0.006
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 892393188 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]
	5	R	7/1 6/5	-0.270 ( -0.047)
			0.446 0.173 0.003 - 0.554 0.099 0.004 -0.036 -0.270 0.002 0.003 0.000 - 0.002 0.002 0.000 0.004 0.007
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 892393188 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]

---

gnubg	124
tchow	113
Position ID: 2J2FMQBmuwUDQA Match ID: QYkRAGAAAAAA

#		Ply	Move	Equity
•	1	R	bar/18	-0.397
			0.419 0.113 0.003 - 0.581 0.090 0.003 -0.139 -0.397 0.001 0.001 0.000 - 0.001 0.001 0.000 0.003 0.005
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 889825747 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	bar/22 7/3	-0.478 ( -0.081)
			0.388 0.106 0.002 - 0.612 0.104 0.004 -0.224 -0.478 0.001 0.002 0.000 - 0.001 0.001 0.000 0.003 0.005
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 889825747 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	bar/22 8/4	-0.503 ( -0.105)
			0.383 0.096 0.002 - 0.617 0.097 0.003 -0.235 -0.503 0.001 0.002 0.000 - 0.001 0.002 0.000 0.003 0.005
			Full cubeful rollout with var.redn.
			1296 games, Mersenne Twister dice gen. with seed 889825747 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]

Messages In This Thread

• Two "firing squad" decisions
  Timothy Chow -- Monday, 28 June 2010, at 3:10 a.m.
  • Two "firing squad" decisions
    Casper van der Tak -- Monday, 28 June 2010, at 5:41 a.m.
  • Two "firing squad" decisions
    Stick -- Monday, 28 June 2010, at 8:25 a.m.
  • Rollout: Two "firing squad" decisions
    Timothy Chow -- Tuesday, 29 June 2010, at 4:08 a.m.