• Double 5's

    From Timothy Chow@21:1/5 to All on Sun Feb 18 20:32:10 2024
    XGID=-aaB--EBBA-b-A--abbbbB-b--:1:1:1:55:0:0:0:0:10

    Score is X:0 O:0. Unlimited Game
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X O O O | | O O X O |
    | O O | | O O X O |
    | | | |
    | | | |
    | | | |
    | |BAR| |
    | | | X |
    | | | X |
    | | | X | +---+
    | O X X | | X X | | 2 |
    | O X X X | | X X O O | +---+
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 130 O: 140 X-O: 0-0
    Cube: 2, X own cube
    X to play 55

    ---
    Tim Chow

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Timothy Chow@21:1/5 to All on Wed Feb 21 09:27:10 2024
    XGID=-aaB--EBBA-b-A--abbbbB-b--:1:1:1:55:0:0:0:0:10

    Score is X:0 O:0. Unlimited Game
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X O O O | | O O X O |
    | O O | | O O X O |
    | | | |
    | | | |
    | | | |
    | |BAR| |
    | | | X |
    | | | X |
    | | | X | +---+
    | O X X | | X X | | 2 |
    | O X X X | | X X O O | +---+
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 130 O: 140 X-O: 0-0
    Cube: 2, X own cube
    X to play 55

    I thought that this was a good opportunity to leap my back checkers over
    O's prime, but evidently, XG thinks that it's better to make sure that
    O won't anchor. I guess a four-prime isn't that hard to leap?

    1. Rollout¹ 7/2*(2) 6/1*(2) eq:+1.170
    Player: 75.91% (G:59.07% B:1.54%)
    Opponent: 24.09% (G:5.67% B:0.40%)
    Confidence: ±0.007 (+1.164..+1.177) - [100.0%]

    2. Rollout¹ 21/16*(2) 6/1*(2) eq:+0.975 (-0.196)
    Player: 71.32% (G:39.87% B:1.40%)
    Opponent: 28.68% (G:6.41% B:0.32%)
    Confidence: ±0.010 (+0.965..+0.985) - [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)