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  • An easy take

    From peps...@gmail.com@pepstein5@gmail.com to rec.games.backgammon on Wed Jan 3 16:09:10 2024
    From Newsgroup: rec.games.backgammon

    I knew this was an easy take but wasn't at all confident in my double.
    Turns out it's exactly marginal.

    Paul

    XGID=a-C-BBCC-----A----Ab-cbcd-:1:1:1:00:6:4:0:11:10

    X:Daniel O:XG Roller+
    Score is X:6 O:4 11 pt.(s) match.
    +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X X | | O O O O O |
    | | | O O O O O |
    | | | O O O |
    | | | O |
    | | | |
    | |BAR| |
    | | O | |
    | | | |
    | X | | X X | +---+
    | X | | X X X X | | 2 |
    | X | | X X X X | +---+
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 94 O: 65 X-O: 6-4/11
    Cube: 2, X own cube
    X on roll, cube action

    Analyzed in XG Roller+
    Player Winning Chances: 76.34% (G:2.77% B:0.07%)
    Opponent Winning Chances: 23.66% (G:1.56% B:0.02%)

    Cubeless Equities: No Double=+0.540, Double=+1.081

    Cubeful Equities:
    No redouble: +0.803
    Redouble/Take: +0.799 (-0.004)
    Redouble/Pass: +1.000 (+0.197)

    Best Cube action: No redouble / Take
    Percentage of wrong pass needed to make the double decision right: 1.9%

    eXtreme Gammon Version: 2.10, MET: Kazaross XG2
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  • From Stick Rice@bananaboater315@gmail.com to rec.games.backgammon on Fri Jan 5 01:56:16 2024
    From Newsgroup: rec.games.backgammon

    On Wednesday, January 3, 2024 at 7:09:11rC>PM UTC-5, peps...@gmail.com wrote:
    I knew this was an easy take but wasn't at all confident in my double.
    Turns out it's exactly marginal.

    Paul

    XGID=a-C-BBCC-----A----Ab-cbcd-:1:1:1:00:6:4:0:11:10

    X:Daniel O:XG Roller+
    Score is X:6 O:4 11 pt.(s) match. +13-14-15-16-17-18------19-20-21-22-23-24-+
    | X X | | O O O O O |
    | | | O O O O O |
    | | | O O O |
    | | | O |
    | | | |
    | |BAR| |
    | | O | |
    | | | |
    | X | | X X | +---+
    | X | | X X X X | | 2 |
    | X | | X X X X | +---+
    +12-11-10--9--8--7-------6--5--4--3--2--1-+
    Pip count X: 94 O: 65 X-O: 6-4/11
    Cube: 2, X own cube
    X on roll, cube action

    Analyzed in XG Roller+
    Player Winning Chances: 76.34% (G:2.77% B:0.07%)
    Opponent Winning Chances: 23.66% (G:1.56% B:0.02%)

    Cubeless Equities: No Double=+0.540, Double=+1.081

    Cubeful Equities:
    No redouble: +0.803
    Redouble/Take: +0.799 (-0.004)
    Redouble/Pass: +1.000 (+0.197)

    Best Cube action: No redouble / Take
    Percentage of wrong pass needed to make the double decision right: 1.9%

    eXtreme Gammon Version: 2.10, MET: Kazaross XG2
    A rollout has this as a cube by ~.025
    Stick
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