Re: [gnugo-devel] gnugo lost

[Bernard Helmstetter]

Arend Bayer wrote:
> 
> On Sun, 24 Mar 2002, Bernard Helmstetter wrote:
> 
> > I've just beaten gnugo-3.1.22 with four stones on 9x9 ! I'm 4 dan on the
> > french ladder.
> Thanks! Unfortunately, this game is not very much suited for tuning -- I
> replayed it with current cvs, and in not less than 10 of the 14 black
> moves up to B28, the cvs version chose a different move!
> 
> So, if you could do that again against a more recent version (maybe 3.1.28
> which should be available in a few days), and send us the game when you
> succeed, that would be great :-)
> 
> Arend
> 
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I've just downloaded the current cvs. It's not too hard to win with 4
stones on 9x9. Here are two games that I won :

(;GM[1]FF[3]
RU[Japanese]SZ[9]HA[4]KM[0.5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[2002-03-24]
SY[Cgoban 1.9.11]TM[-]AB[cc][gc][cg][gg]
RE[W+14.5]
;W[ge];B[ec];W[hc];B[hd];W[gd];B[hb];W[fc];B[gb];W[he];B[ic];W[de];
B[ed];W[ee];B[fd];W[fe];B[hg];W[fh];B[fg];W[eg];B[be];W[bd];B[cf];
W[cd];B[dh];W[eh];B[bh];W[dc];B[db];W[dd];B[eb];W[cb];B[ie];W[if];
B[ca];W[bb];B[hf];W[id];B[ba];W[hc];B[ib];W[ab];B[ce];W[ae];B[af];
W[ad];B[dg];W[df];B[ei];W[fi];B[bc];W[ac];B[hd];W[di];B[ci];W[hc];
B[bf];W[hd];B[ei];W[da];B[di];W[aa];B[ca];W[ba];B[ea];W[ca];B[tt];
W[tt];
TW[bc][cc][ie][ef][ff][gf][hf][fg][gg][hg][ig][gh][hh][ih][gi][hi][ii]
TB[fa][ga][ha][ia][fb][fc][ag][bg][ah][ch][ai][bi]
C[The game is over.  Final score:
   White = 17 territory + 13 captures + 0.5 komi = 30.5
   Black = 12 territory + 4 captures = 16
White wins by 14.5.
]
)

(;GM[1]FF[3]
RU[Japanese]SZ[9]HA[4]KM[0.5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[2002-03-24]
SY[Cgoban 1.9.11]TM[-]AB[cc][gc][cg][gg]
RE[W+8.5]
;W[ge];B[fe];W[fd];B[gd];W[ff]
;B[he];W[ee];B[ec];W[fg];B[gh]
;W[ce];B[fh];W[eh];B[dg];W[eg]
;B[dh];W[ei];B[bd];W[be];B[bf]
;W[ae];B[df];W[cd];B[bh];W[fc]
;B[fb];W[hd];B[hc];W[hf];B[id]
;W[gf];B[hh];W[bc];B[de];W[dc]
;B[dd];W[db];B[ed];W[ih];B[eb]
;W[cb];B[ef];W[fe];B[ig];W[hg]
;B[hi];W[fi];B[ii];W[if];B[ie]
;W[ih];B[ea];W[gi];B[da];W[ca]
;B[af];W[di];B[ci];W[cf];B[tt]
;W[tt];
TW[aa][ba][ab][bb][ac][cc][ad][bd][gg][ig][fh][gh][hh][hi][ii]
TB[fa][ga][ha][ia][gb][hb][ib][ic][hd][ag][bg][ah][ch][ai][bi]
C[The game is over.  Final score:
   White = 15 territory + 10 captures + 0.5 komi = 25.5
   Black = 15 territory + 2 captures = 17
White wins by 8.5.
]
)