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Re: [Bug-gnubg] Positions on which 0-ply and 2-ply would disagree: msg#00068bug-gnubg-gnu
These are interesting positions. As I would have expected most of the move errors occur in very dynamic situations, which is where one would expect 2ply to do a lot better than 0ply. The double/take decisions are a bit more varied. One notices 0ply's tendency to double to early, but again the largest differences occur in positions where a lot depends on the next two rolls. Christian. On Sat, Jul 18, 2009 at 2:08 AM, boomslang<boomslang_fibs@xxxxxxxxxxx> wrote: > > Thanks Zorba and Christian for your replies. > > I did what Zorba suggested: playing 0ply vs 0ply in a long money session (GNU > Backgammon 0.90-mingw 20090518 crashed three times / Win XP Home edition SP > 3) and analysing the match on 2ply NO move filter. > > In total 313 games were played (over 12000 moves) and the biggest errors were: > > MOVE ERRORS: > -0.18 > -0.172 > -0.171 > -0.163 > -0.157 > -0.154 > -0.151 > > > CUBE ERRORS: > -0.13105 > -0.128 > -0.09192 > -0.0915 > -0.07735 > -0.07571 > -0.07491 > -0.07424 > > Here are the corresponding positions: > > > > > > > MOVE ERRORS: > > Move number 19: Âboom to play 31 > > ÂGNU Backgammon ÂPosition ID: a3MYAwg7zwwAAw >         Match ID  : cIkFAGAJiAUA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg > Â|    O     Â|  | O ÂX ÂO ÂO ÂO ÂO |   150 points > Â|    O     Â|  | O ÂX ÂO ÂO   O | > Â|         Â|  | O        Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > v|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  |         Â| > Â|         Â|  |    X     Â| > Â|         Â|  |    X   X  Â| > Â| O      X  Â|  | X   X   X ÂX |   Rolled 31 > Â| O      X  Â|  | X   X ÂO ÂX ÂX |   177 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 104, X 92 > > * boom moves 6/3* 4/3 > > Cube analysis > 2-ply cubeless equity Â-0.07314 > Â0.47771 0.10943 0.00177 - 0.52229 0.13742 0.00235 > Cubeful equities: > 1. No double      Â-0.04341 > 2. Double, pass     +1.00000 Â( +1.04341) > 3. Double, take     -0.48453 Â( -0.44112) > Proper cube action: No double, beaver (29.7%) > Alert: very bad move ( -0.180) > > Rolled 31 (-0.082): >   1. Cubeful 2-ply  Â20/17 4/3*          Eq.: Â+0.09823 >    0.49661 0.15791 0.00197 - 0.50339 0.21521 0.00857 > *  Â2. Cubeful 2-ply  Â6/3* 4/3           Eq.: Â-0.08153 ( > -0.17976) >    0.48036 0.09955 0.00027 - 0.51964 0.10195 0.00179 >   3. Cubeful 2-ply  Â8/5 4/3*           Eq.: Â-0.08653 ( > -0.18476) >    0.44960 0.15023 0.00129 - 0.55040 0.18816 0.00542 >   4. Cubeful 2-ply  Â4/3* 4/1           Eq.: Â-0.10149 ( > -0.19972) >    0.47781 0.09894 0.00052 - 0.52219 0.11324 0.00185 >   5. Cubeful 2-ply  Â4/1 2/1           ÂEq.: Â-0.17287 ( > -0.27110) >    0.45737 0.04512 0.00010 - 0.54263 0.08912 0.00078 > > > > > > > > > > > > > Move number 31: Âboom to play 31 > > ÂGNU Backgammon ÂPosition ID: 7JrBAwib3YwAQA >         Match ID  : QYkFAIACYAEA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg (Cube: 2) > Â|       O  Â|  | O ÂO ÂO ÂO    |   40 points > Â|       O  Â|  | O   O ÂO    | > Â|         Â|  |    O     Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > v|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â| O        Â|  |         Â| > Â| O        Â|  |  ÂX       | > Â| O      X  Â|  | X ÂX ÂX   X ÂX |   Rolled 31 > Â| O ÂX    ÂX  Â| X | X ÂX ÂX ÂO ÂX ÂX |   44 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 125, X 93 > > * boom moves bar/24 6/3* > Alert: very bad move ( -0.172) > Alert: unlucky roll! ( -0.408) > > Rolled 31 (-0.408): >   1. Cubeful 2-ply  Âbar/24 11/8         ÂEq.: Â+0.38845 >    0.64550 0.25706 0.00189 - 0.35450 0.03749 0.00117 >   2. Cubeful 2-ply  Âbar/24 5/2          Eq.: Â+0.25925 ( > -0.12919) >    0.59859 0.26720 0.00329 - 0.40141 0.06850 0.00290 > *  Â3. Cubeful 2-ply  Âbar/24 6/3*         ÂEq.: Â+0.21691 ( > -0.17154) >    0.57477 0.35835 0.00519 - 0.42523 0.14897 0.00957 >   4. Cubeful 2-ply  Âbar/24 8/5          Eq.: Â+0.09270 ( > -0.29574) >    0.54372 0.26961 0.00403 - 0.45628 0.10221 0.00484 >   5. Cubeful 2-ply  Âbar/24 4/1          Eq.: Â-0.24503 ( > -0.63347) >    0.45775 0.18994 0.00284 - 0.54225 0.16215 0.00784 > > > > > > > > > > > > > > > > > Move number 35: Âgnubg to play 61 > > ÂGNU Backgammon ÂPosition ID: tm1kAiB2dwcAIA >         Match ID  : EQEHAMACgAEA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â| X        Â|  | O ÂO ÂO ÂO ÂO ÂX |   44 points > Â|         Â|  | O ÂO ÂO ÂO ÂO  Â|   Rolled 61 > Â|         Â|  | O ÂO ÂO ÂO    | > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|  ÂX       |  | X ÂX ÂX ÂX ÂX  Â| > Â|  ÂX   X    |  | X ÂX ÂX ÂX ÂX ÂO |   48 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom (Cube: 2) > Pip counts: O 82, X 108 > > * gnubg moves 24/17 > Alert: very bad move ( -0.171) > Alert: very unlucky roll! ( -0.681) > > Rolled 61 (-0.681): >   1. Cubeful 2-ply  Â24/18 2/1*          Eq.: Â-0.15262 >    0.44870 0.28338 0.00776 - 0.55130 0.25796 0.01245 > *  Â2. Cubeful 2-ply  Â24/17            ÂEq.: Â-0.32407 ( > -0.17145) >    0.41514 0.11406 0.00728 - 0.58486 0.04054 0.00077 >   3. Cubeful 2-ply  Â24/18 3/2          ÂEq.: Â-0.59457 ( > -0.44195) >    0.30579 0.10745 0.00932 - 0.69421 0.05687 0.00127 >   4. Cubeful 2-ply  Â24/18 6/5          ÂEq.: Â-0.61006 ( > -0.45744) >    0.29991 0.10349 0.00906 - 0.70009 0.06134 0.00142 >   5. Cubeful 2-ply  Â24/18 4/3          ÂEq.: Â-0.61310 ( > -0.46048) >    0.30055 0.10194 0.00870 - 0.69945 0.05803 0.00143 > > > > > > > > > > > > > > > > > Move number 12: Âgnubg to play 55 > > ÂGNU Backgammon ÂPosition ID: 2M4mAyCyncFBIA >         Match ID  : MIEWAFAEsAIA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â| X      O  Â|  | O ÂO ÂO   O ÂX |   69 points > Â| X      O  Â|  | O ÂO ÂO     Â|   Rolled 55 > Â|         Â|  | O        Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â| O        Â|  | X        Â| > Â| O    ÂX ÂX  Â|  | X ÂX ÂX     Â| > Â| O ÂX   X ÂX ÂO |  | X ÂX ÂX    ÂO |   86 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 135, X 131 > > * gnubg moves 18/13 8/3(2) 6/1* > > Cube analysis > 2-ply cubeless equity Â-0.06393 > Â0.47120 0.16824 0.00652 - 0.52880 0.17321 0.00788 > Cubeful equities: > 1. No double      Â-0.08317 > 2. Double, pass     +1.00000 Â( +1.08317) > 3. Double, take     -0.48343 Â( -0.40026) > Proper cube action: No double, beaver (27.0%) > Alert: very bad move ( -0.163) > > Rolled 55 (-0.170): >   1. Cubeful 2-ply  Â13/3 8/3 6/1*        ÂEq.: Â-0.03332 >    0.42557 0.24365 0.00743 - 0.57443 0.27457 0.03158 > *  Â2. Cubeful 2-ply  Â18/13 8/3(2) 6/1*      ÂEq.: Â-0.19647 ( > -0.16314) >    0.43488 0.20198 0.00476 - 0.56512 0.18214 0.01075 >   3. Cubeful 2-ply  Â18/3 8/3           Eq.: Â-0.23209 ( > -0.19877) >    0.42846 0.16874 0.00662 - 0.57154 0.16319 0.00810 >   4. Cubeful 2-ply  Â18/8 13/8 6/1*        Eq.: Â-0.47014 ( > -0.43681) >    0.37074 0.13370 0.00288 - 0.62926 0.19301 0.00970 >   5. Cubeful 2-ply  Â18/3 13/8          ÂEq.: Â-0.57612 ( > -0.54280) >    0.34648 0.11117 0.00342 - 0.65352 0.20236 0.01077 > > > > > > > > > > > > > > > > Move number 33: Âboom to play 56 > > ÂGNU Backgammon ÂPosition ID: ljcHAwhwZxsCBg >         Match ID  : cIkaAEACIAEA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg > Â|  ÂX    ÂO  Â|  | O ÂO ÂX ÂO ÂO  Â|   36 points > Â|       O  Â|  | O ÂO ÂX   O  Â| > Â|       O  Â|  |  ÂO       | > Â|         Â|  |  ÂO       | > Â|         Â|  |         Â| > v|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  | X ÂX       | > Â| O   X ÂX ÂX  Â|  | X ÂX       |   Rolled 56 > Â| O   X ÂX ÂX  Â|  | X ÂX   O    |   36 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 111, X 143 > > * boom moves 14/3* > > Cube analysis > 2-ply cubeless equity Â+0.11523 > Â0.54470 0.13015 0.00410 - 0.45530 0.10642 0.00200 > Cubeful equities: > 1. No double      Â+0.16292 > 2. Double, pass     +1.00000 Â( +0.83708) > 3. Double, take     -0.07888 Â( -0.24180) > Proper cube action: No double, beaver (22.4%) > Alert: bad move ( -0.157) > > Rolled 56 (-0.081): >   1. Cubeful 2-ply  Â9/3* 8/3           Eq.: Â+0.25416 >    0.55766 0.17779 0.00440 - 0.44234 0.12338 0.00717 > *  Â2. Cubeful 2-ply  Â14/3*            ÂEq.: Â+0.09709 ( > -0.15707) >    0.53016 0.14154 0.00304 - 0.46984 0.12258 0.00432 >   3. Cubeful 2-ply  Â14/8 10/5          ÂEq.: Â-0.08164 ( > -0.33580) >    0.47507 0.09814 0.00212 - 0.52493 0.08416 0.00226 >   4. Cubeful 2-ply  Â14/8 6/1           Eq.: Â-0.12607 ( > -0.38023) >    0.45919 0.09938 0.00169 - 0.54081 0.09071 0.00241 >   5. Cubeful 2-ply  Â14/9 10/4          ÂEq.: Â-0.12711 ( > -0.38127) >    0.47192 0.10529 0.00243 - 0.52808 0.13054 0.00440 > > > > > > > > > > > > > > > > Move number 37: Âgnubg to play 51 > > ÂGNU Backgammon ÂPosition ID: 2A4Y4kLbGJkAKg >         Match ID  : EYEGAEAXCAwA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â| X ÂO   O ÂX  Â|  | O ÂX ÂX ÂO ÂO ÂO |   372 points > Â| X ÂO       |  | O ÂX   O ÂO ÂO |   Rolled 51 > Â|         Â|  |  ÂX       | > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  | X        Â| > Â|         Â|  | X ÂX ÂX     Â| > Â| O        Â| X | X ÂX ÂX ÂO ÂO ÂO |   385 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom (Cube: 2) > Pip counts: O 137, X 185 > > * gnubg moves 24/23 13/8* > Alert: bad move ( -0.154) > > Rolled 51 (-0.024): >   1. Cubeful 2-ply  Â11/10 9/4*          Eq.: Â+0.51714 >    0.64203 0.47175 0.02914 - 0.35797 0.13621 0.01788 >   2. Cubeful 2-ply  Â24/23 9/4*          Eq.: Â+0.42774 ( > -0.08940) >    0.62021 0.42864 0.02798 - 0.37979 0.13009 0.00818 >   3. Cubeful 2-ply  Â23/22 9/4*          Eq.: Â+0.42724 ( > -0.08990) >    0.62078 0.42619 0.02511 - 0.37922 0.12562 0.00756 >   4. Cubeful 2-ply  Â9/4*/3            Eq.: Â+0.41276 ( > -0.10438) >    0.60998 0.43005 0.02365 - 0.39002 0.11861 0.00681 >   5. Cubeful 2-ply  Â23/18 9/8*          Eq.: Â+0.39666 ( > -0.12048) >    0.61555 0.39804 0.02056 - 0.38445 0.11585 0.00662 > *  10. Cubeful 2-ply  Â24/23 13/8*         ÂEq.: Â+0.36304 ( > -0.15410) >    0.60356 0.39959 0.02250 - 0.39644 0.12419 0.00642 > > > > > > > > > > > > > > > > Move number 51: Âgnubg to play 11 > > ÂGNU Backgammon ÂPosition ID: 780AgMC/HRgAAA >         Match ID  : AYEEAHAF2AIA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg (Cube: 2) > Â|     ÂO    |  |  ÂX   O ÂO ÂO |   87 points > Â|     ÂO    |  |     ÂO ÂO ÂO |   Rolled 11 > Â|         Â|  |     ÂO   O | > Â|         Â|  |        ÂO | > Â|         Â|  |        Â8 | > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |       X ÂX | > Â|         Â|  |       X ÂX | > Â|         Â|  |  ÂX   X ÂX ÂX | X > Â|         Â|  |  ÂX   X ÂX ÂX | X  91 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 39, X 48 > > * gnubg moves 9/7(2) > > Cube analysis > 2-ply cubeless equity Â+0.13036 > Â0.56710 0.00000 0.00000 - 0.43290 0.00383 0.00001 > Cubeful equities: > 1. No double      Â+0.33189 > 2. Double, pass     +1.00000 Â( +0.66811) > 3. Double, take     +0.02211 Â( -0.30978) > Proper cube action: No redouble, take (31.7%) > Alert: bad move ( -0.151) > > Rolled 11 (-0.079): >   1. Cubeful 2-ply  Â9/5*             Eq.: Â+0.18450 >    0.49865 0.00000 0.00000 - 0.50135 0.02407 0.00000 > *  Â2. Cubeful 2-ply  Â9/7(2)            Eq.: Â+0.03306 ( > -0.15144) >    0.44945 0.00000 0.00000 - 0.55055 0.00007 0.00000 >   3. Cubeful 2-ply  Â9/8(2) 3/2(2)        ÂEq.: Â+0.01405 ( > -0.17045) >    0.44092 0.00000 0.00000 - 0.55908 0.00034 0.00000 >   4. Cubeful 2-ply  Â9/8(2) 3/1          Eq.: Â+0.00249 ( > -0.18201) >    0.43589 0.00000 0.00000 - 0.56411 0.00024 0.00000 >   5. Cubeful 2-ply  Â3/1 3/2(2)          Eq.: Â-0.10246 ( > -0.28696) >    0.39022 0.00000 0.00000 - 0.60978 0.00161 0.00000 > > > > > > > > > > > > > > > > CUBE ERRORS: > > Move number 10: Âgnubg doubles to 2 > > ÂGNU Backgammon ÂPosition ID: 4HPMA0Ab24KAKA >         Match ID  : MBkAALAHoAMA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â| X      O ÂO |  | O ÂO    ÂO ÂO |   123 points > Â| X       ÂO |  | O ÂO    ÂO ÂO | > Â| X        Â|  |         Â| > Â| X        Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  | X        Â| > Â|         Â|  | X        Â| > Â|       X  Â|  | X        Â| > Â|  ÂX    ÂX  Â|  | X        Â|   Cube offered at 2 > Â| O ÂX    ÂX  Â| X | X ÂO    ÂO ÂO |   116 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 130, X 153 > > * boom rejects > > Alert: wrong pass ( -0.13105)! > > Cube analysis > 2-ply cubeless equity Â+0.55940 > Â0.63258 0.36115 0.00371 - 0.36742 0.06771 0.00291 > Cubeful equities: > 1. Double, take     +0.86895 > 2. Double, pass     +1.00000 Â( +0.13105) > 3. No double      Â+0.69743 Â( -0.17152) > Proper cube action: Double, take > gnubg wins 1 point > > > > > > > > > > > > Move number 33: Âgnubg to play 63 > > ÂGNU Backgammon ÂPosition ID: 27aDAASauzsAAA >         Match ID  : AQEPAOATMAsA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg (Cube: 2) > Â|       O ÂO |  | O ÂO ÂX ÂO ÂO  Â|   318 points > Â|       O ÂO |  | O ÂO   O    |   Rolled 63 > Â|       O ÂO |  | O ÂO       | > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  | X        Â| > Â|         Â|  | X ÂX ÂX ÂX ÂX ÂX | > Â|  ÂX       |  | X ÂX ÂX ÂX ÂX ÂX |   358 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 86, X 80 > > * gnubg moves 8/2 7/4* > Alert: missed double ( -0.12800)! > Â[bad] > Cube analysis > 2-ply cubeless equity Â+0.46748 > Â0.72674 0.02903 0.00066 - 0.27326 0.01559 0.00010 > Cubeful equities: > 1. Double, take     +0.78251 > 2. Double, pass     +1.00000 Â( +0.21749) > 3. No double      Â+0.65452 Â( -0.12800) > Proper cube action: Redouble, take > > > > > > > > > > > > > > > > > > Move number 24: Âgnubg doubles to 4 > > ÂGNU Backgammon ÂPosition ID: 2zhnAEBtayEDAg >         Match ID  : ARkAAAAGAAMA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â|  ÂO      O |  | O ÂO ÂO ÂO ÂO ÂO |   96 points > Â|         Â|  | O   O ÂO ÂO  Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|       X  Â|  | X        Â| > Â| O   X   X  Â|  | X    ÂX ÂX ÂX |   Cube offered at 4 > Â| O   X   X  Â| X | X ÂO   X ÂX ÂX |   96 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 100, X 99 > > * boom rejects > > Alert: wrong pass ( -0.09192)! > > Cube analysis > 2-ply cubeless equity Â+0.53819 > Â0.74112 0.15587 0.00293 - 0.25888 0.09951 0.00334 > Cubeful equities: > 1. Double, take     +0.90808 > 2. Double, pass     +1.00000 Â( +0.09192) > 3. No double      Â+0.70773 Â( -0.20035) > Proper cube action: Redouble, take > gnubg wins 2 points > > > > > > > > > > > > > > > > > > Move number 13: Âgnubg on roll, cube decision? > > ÂGNU Backgammon ÂPosition ID: s20GAxDY7krAAA >         Match ID  : MAEAAMAIeAQA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg > Â| X ÂO   O ÂO ÂO |  | O ÂO ÂO   X  Â|   140 points > Â| X       ÂO |  | O ÂO ÂO     Â|   On roll > Â|        ÂO |  | O        Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|       X ÂO |  | X ÂX ÂX ÂX   X | > Â|       X ÂO |  | X ÂX ÂX ÂX   X |   143 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 121, X 103 > > * gnubg doubles > > Alert: wrong double ( -0.09150)! > Â[bad] > Cube analysis > 2-ply cubeless equity Â+0.36845 > Â0.66218 0.12628 0.00286 - 0.33782 0.08380 0.00125 > Cubeful equities: > 1. No double      Â+0.60972 > 2. Double, pass     +1.00000 Â( +0.39028) > 3. Double, take     +0.51821 Â( -0.09150) > Proper cube action: No double, take (19.0%) > Move number 14: Âgnubg doubles to 2 > > > > > > > > > > > > > > > Move number 9: Âboom on roll, cube decision? > > ÂGNU Backgammon ÂPosition ID: G87gATCY85gJAg >         Match ID  : cAkAAKACYAEA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg > Â| X   X   O  Â|  | O ÂX    ÂO ÂO |   42 points > Â| X      O  Â|  | O      O ÂO | > Â|         Â|  | O        Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > v|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  |         Â| > Â| O      X  Â|  |         Â| > Â| O      X  Â|  | X        Â| > Â| O ÂX    ÂX  Â|  | X   X    ÂO |   On roll > Â| O ÂX    ÂX  Â|  | X   X    ÂO |   44 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 140, X 141 > > * boom doubles > > Alert: wrong double ( -0.07735)! > Â[doubtful] > Cube analysis > 2-ply cubeless equity Â+0.34223 > Â0.64294 0.15267 0.00636 - 0.35706 0.10134 0.00133 > Cubeful equities: > 1. No double      Â+0.51901 > 2. Double, pass     +1.00000 Â( +0.48099) > 3. Double, take     +0.44166 Â( -0.07735) > Proper cube action: No double, take (13.9%) > Move number 10: Âboom doubles to 2 > > > > > > > > > > > > > Move number 11: Âboom on roll, cube decision? > > ÂGNU Backgammon ÂPosition ID: yGfwASjYTnBAWA >         Match ID  : cAkAAKAJwAUA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg > Â| X      O  Â|  | O ÂX ÂO    ÂX |   154 points > Â| X      O  Â|  | O       ÂX | > Â| X        Â|  | O        Â| > Â|         Â|  | O        Â| > Â|         Â|  | O        Â| > v|         Â|BAR|         Â|   (Cube: 1) > Â| O        Â|  |         Â| > Â| O        Â|  |         Â| > Â| O        Â|  | X        Â| > Â| O        Â|  | X ÂX ÂX     Â|   On roll > Â| O      X  Â| X | X ÂX ÂX   O ÂO |   184 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 162, X 176 > > * boom doubles > > Alert: wrong double ( -0.07571)! > Â[doubtful] > Cube analysis > 2-ply cubeless equity Â+0.35890 > Â0.60301 0.24697 0.02020 - 0.39699 0.10753 0.00676 > Cubeful equities: > 1. No double      Â+0.52364 > 2. Double, pass     +1.00000 Â( +0.47636) > 3. Double, take     +0.44792 Â( -0.07571) > Proper cube action: No double, take (13.7%) > Move number 12: Âboom doubles to 2 > > > > > > > > > > > > > > > Move number 8: Âboom on roll, cube decision? > > ÂGNU Backgammon ÂPosition ID: xm7BASjgczMHAA >         Match ID  : cAkAAMAKCAYA > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   O: gnubg > Â| X      O ÂO |  | O ÂO    ÂO  Â|   172 points > Â| X       ÂO |  | O ÂO    ÂO  Â| > Â| X        Â|  | O        Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > v|         Â|BAR|         Â|   (Cube: 1) > Â|         Â|  | X        Â| > Â|         Â|  | X        Â| > Â| O      X  Â|  | X        Â| > Â| O ÂX   X ÂX  Â|  | X        Â|   On roll > Â| O ÂX   X ÂX  Â|  | X      O ÂO |   193 points > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   X: boom > Pip counts: O 140, X 133 > > * boom doubles > > Alert: wrong double ( -0.07491)! > Â[doubtful] > Cube analysis > 2-ply cubeless equity Â+0.35248 > Â0.65888 0.10077 0.00300 - 0.34112 0.06844 0.00062 > Cubeful equities: > 1. No double      Â+0.54791 > 2. Double, pass     +1.00000 Â( +0.45209) > 3. Double, take     +0.47300 Â( -0.07491) > Proper cube action: No double, take (14.2%) > Move number 9: Âboom doubles to 2 > > > > > > > > > > > > > > > Move number 35: Âgnubg to play 21 > > ÂGNU Backgammon ÂPosition ID: bm8DAEHbZlJAIA >         Match ID  : AQEFAIATIAsA > Â+12-11-10--9--8--7-------6--5--4--3--2--1-+   O: gnubg (Cube: 2) > Â|  ÂO ÂO   O  Â|  | O ÂX ÂO ÂO ÂO ÂO |   312 points > Â|         Â|  | O   O ÂO ÂO ÂO |   Rolled 21 > Â|         Â|  |         Â| > Â|         Â|  |         Â| > Â|         Â|  |         Â| > ^|         Â|BAR|         Â| > Â|         Â|  |         Â| > Â|         Â|  |    X     Â| > Â|         Â|  |    X   X  Â| > Â|         Â|  | X ÂX ÂX ÂX ÂX  Â| > Â|        ÂO | X | X ÂX ÂX ÂX ÂX ÂO |   356 points > Â+13-14-15-16-17-18------19-20-21-22-23-24-+   X: boom > Pip counts: O 103, X 95 > > * gnubg moves 8/5* > Alert: missed double ( -0.07424)! > Â[doubtful] > Cube analysis > 2-ply cubeless equity Â+0.75651 > Â0.75375 0.32288 0.00967 - 0.24625 0.07824 0.00530 > Cubeful equities: > 1. Double, pass     +1.00000 > 2. Double, take     +1.35756 Â( +0.35756) > 3. No double      Â+0.92576 Â( -0.07424) > Proper cube action: Redouble, pass > > > > > > > _______________________________________________ > Bug-gnubg mailing list > Bug-gnubg@xxxxxxx > http://lists.gnu.org/mailman/listinfo/bug-gnubg > _______________________________________________ Bug-gnubg mailing list Bug-gnubg@xxxxxxx http://lists.gnu.org/mailman/listinfo/bug-gnubg
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