• DMP containment play

    From Timothy Chow@21:1/5 to All on Fri Mar 25 08:45:03 2022
    XGID=aBBBB-C--A----A---A-dbdAd-:0:0:1:43:0:0:0:1:10

    X:Player 1 O:Player 2
    Score is X:0 O:0 1 pt.(s) match.
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X X | | O O O X O |
    | | | O O O O |
    | | | O O O |
    | | | O O O |
    | | | |
    | |BAR| |
    | | O | |
    | | | |
    | | | X |
    | | | X X X X X |
    | X | | X X X X X |
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 102 O: 69 X-O: 0-0/1
    Cube: 1
    X to play 43

    ---
    Tim Chow

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Timothy Chow@21:1/5 to All on Sun Mar 27 23:36:49 2022
    XGID=aBBBB-C--A----A---A-dbdAd-:0:0:1:43:0:0:0:1:10

    X:Player 1 O:Player 2
    Score is X:0 O:0 1 pt.(s) match.
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X X | | O O O X O |
    | | | O O O O |
    | | | O O O |
    | | | O O O |
    | | | |
    | |BAR| |
    | | O | |
    | | | |
    | | | X |
    | | | X X X X X |
    | X | | X X X X X |
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 102 O: 69 X-O: 0-0/1
    Cube: 1
    X to play 43

    This position is interesting from a bot perspective, because XG 3-ply
    plays 23/19 14/11 (although 14/11 9/5 has the highest 3-ply evaluation). Slotting the 5pt looks risky when O still has a four-point board and X
    has only one direct builder for his 5pt, but gammon losses don't matter
    at DMP.

    1. Rollout¹ 14/11 9/5 eq:+0.393
    Player: 69.67% (G:1.65% B:0.02%)
    Opponent: 30.33% (G:13.65% B:0.55%)
    Confidence: ±0.003 (+0.391..+0.396) - [100.0%]

    2. Rollout¹ 18/15 9/5 eq:+0.360 (-0.033)
    Player: 68.00% (G:1.73% B:0.02%)
    Opponent: 32.00% (G:13.99% B:0.28%)
    Confidence: ±0.003 (+0.357..+0.363) - [0.0%]

    3. Rollout¹ 23/19 14/11 eq:+0.324 (-0.069)
    Player: 66.22% (G:1.54% B:0.02%)
    Opponent: 33.78% (G:5.22% B:0.15%)
    Confidence: ±0.002 (+0.322..+0.327) - [0.0%]

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

    eXtreme Gammon Version: 2.19.207.pre-release, MET: Kazaross XG2

    ---
    Tim Chow

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