Discussion:
Containing two checkers
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Timothy Chow
2024-01-24 14:07:44 UTC
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XGID=-CCC--a-a--B------A--eeBA-:1:1:1:63:0:0:0:0:10

Score is X:0 O:0. Unlimited Game
+13-14-15-16-17-18------19-20-21-22-23-24-+
| X | | O O X X |
| | | O O X |
| | | O O |
| | | O O |
| | | O O |
| |BAR| |
| | | |
| | | |
| | | X X X | +---+
| X | | X X X | | 2 |
| X O | | O X X X | +---+
+12-11-10--9--8--7-------6--5--4--3--2--1-+
Pip count X: 128 O: 71 X-O: 0-0
Cube: 2, X own cube
X to play 63

---
Tim Chow
Timothy Chow
2024-01-26 13:26:33 UTC
Permalink
XGID=-CCC--a-a--B------A--eeBA-:1:1:1:63:0:0:0:0:10

Score is X:0 O:0. Unlimited Game
+13-14-15-16-17-18------19-20-21-22-23-24-+
| X | | O O X X |
| | | O O X |
| | | O O |
| | | O O |
| | | O O |
| |BAR| |
| | | |
| | | |
| | | X X X | +---+
| X | | X X X | | 2 |
| X O | | O X X X | +---+
+12-11-10--9--8--7-------6--5--4--3--2--1-+
Pip count X: 128 O: 71 X-O: 0-0
Cube: 2, X own cube
X to play 63

I chose to hit here, but doing so leaves a lot of blots and shots.
XG opts for outfield coverage instead, waiting for a better moment
to hit.

1. Rollout¹ 24/18 23/20 eq:-0.420
Player: 32.48% (G:0.00% B:0.00%)
Opponent: 67.52% (G:20.22% B:0.45%)
Confidence: ±0.010 (-0.430..-0.411) - [100.0%]

2. Rollout¹ 24/18 11/8* eq:-0.540 (-0.119)
Player: 29.32% (G:0.00% B:0.00%)
Opponent: 70.68% (G:23.96% B:0.85%)
Confidence: ±0.010 (-0.550..-0.530) - [0.0%]

3. Rollout¹ 23/20 23/17 eq:-0.540 (-0.120)
Player: 29.64% (G:0.00% B:0.00%)
Opponent: 70.36% (G:24.38% B:0.90%)
Confidence: ±0.009 (-0.550..-0.531) - [0.0%]

4. Rollout¹ 23/17 11/8* eq:-0.566 (-0.146)
Player: 29.58% (G:0.00% B:0.00%)
Opponent: 70.42% (G:25.94% B:1.88%)
Confidence: ±0.010 (-0.576..-0.556) - [0.0%]

5. Rollout¹ 18/12 11/8* eq:-0.609 (-0.189)
Player: 28.43% (G:0.00% B:0.00%)
Opponent: 71.57% (G:27.50% B:1.79%)
Confidence: ±0.010 (-0.619..-0.599) - [0.0%]

¹ 1296 Games rolled with Variance Reduction.
Dice Seed: 271828
Moves: 3-ply, cube decisions: XG Roller

eXtreme Gammon Version: 2.19.211.pre-release

-------
Variant
-------

XGID=-CCC--a-a--B-----A---eeBA-:1:1:1:63:0:0:0:0:10

Score is X:0 O:0. Unlimited Game
+13-14-15-16-17-18------19-20-21-22-23-24-+
| X | | O O X X |
| | | O O X |
| | | O O |
| | | O O |
| | | O O |
| |BAR| |
| | | |
| | | |
| | | X X X | +---+
| X | | X X X | | 2 |
| X O | | O X X X | +---+
+12-11-10--9--8--7-------6--5--4--3--2--1-+
Pip count X: 127 O: 71 X-O: 0-0
Cube: 2, X own cube
X to play 63

1. Rollout¹ 17/8* eq:-0.443
Player: 32.34% (G:0.00% B:0.00%)
Opponent: 67.66% (G:21.03% B:1.04%)
Confidence: ±0.010 (-0.453..-0.434) - [100.0%]

2. Rollout¹ 23/20 23/17 eq:-0.466 (-0.023)
Player: 31.07% (G:0.00% B:0.00%)
Opponent: 68.93% (G:21.02% B:0.47%)
Confidence: ±0.009 (-0.475..-0.457) - [0.0%]

¹ 1296 Games rolled with Variance Reduction.
Dice Seed: 271828
Moves: 3-ply, cube decisions: XG Roller

eXtreme Gammon Version: 2.19.211.pre-release

---
Tim Chow

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