• Boxcars! A great roll

    From Timothy Chow@21:1/5 to All on Sat Aug 19 08:56:16 2023
    XGID=a--BBB-CB-B-e----bad-bB---:1:-1:1:66:0:0:0:0:10

    Score is X:0 O:0. Unlimited Game
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | O O | | O O X | +---+
    | O | | O O X | | 2 |
    | | | O | +---+
    | | | O |
    | | | |
    | |BAR| |
    | O | O | |
    | O | | |
    | O X | | |
    | O X X X | | X X X |
    | O X X X | | X X X |
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 125 O: 145 X-O: 0-0
    Cube: 2, O own cube
    X to play 66

    ---
    Tim Chow

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Timothy Chow@21:1/5 to All on Mon Aug 21 08:00:06 2023
    XGID=a--BBB-CB-B-e----bad-bB---:1:-1:1:66:0:0:0:0:10

    Score is X:0 O:0. Unlimited Game
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | O O | | O O X | +---+
    | O | | O O X | | 2 |
    | | | O | +---+
    | | | O |
    | | | |
    | |BAR| |
    | O | O | |
    | O | | |
    | O X | | |
    | O X X X | | X X X |
    | O X X X | | X X X |
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 125 O: 145 X-O: 0-0
    Cube: 2, O own cube
    X to play 66

    Here, I hastily grabbed my back checkers and played 22/16(2), and
    only then paused to think about the remaining two sixes. The DMP
    play is, without question, 22/10(2). But there are gammons to be
    had, and 8/2(2) 7/1(2) is a million times more gammonish than any
    alternative.

    1. Rollout¹ 8/2(2) 7/1(2) eq:+1.123
    Player: 81.49% (G:60.00% B:0.25%)
    Opponent: 18.51% (G:2.71% B:0.12%)
    Confidence: ±0.007 (+1.116..+1.130) - [100.0%]

    2. Rollout¹ 22/10(2) eq:+0.995 (-0.128)
    Player: 90.33% (G:22.84% B:0.09%)
    Opponent: 9.67% (G:0.60% B:0.03%)
    Confidence: ±0.005 (+0.990..+1.001) - [0.0%]

    3. Rollout¹ 22/16(2) 8/2(2) eq:+0.974 (-0.149)
    Player: 83.94% (G:37.83% B:0.27%)
    Opponent: 16.06% (G:2.25% B:0.10%)
    Confidence: ±0.007 (+0.967..+0.981) - [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

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)