[computer-go] Congratulations to GNU Go!

Jason House jason.james.house at gmail.com
Tue Sep 4 15:06:36 PDT 2007


  Has anyone verified "Hb04 now refused to proceed with the game, 
neither agreeing nor disagreeing about which stones were alive"?  At the 
start of the tournament, HB04 supported genmove and "final_status_list 
dead", but not kgs-genmove_cleanup.  HB04 played to what it considered 
the end of the game and then gave a legitimate response to 
"final_status_list dead" that I posted into the game chat (copied from 
kgsGtp's log file).
  As I understand the game end protocol, HB04 not supporting 
kgs-genmove_cleanup should not cause the game to hang.  If both bots 
don't agree on "final_status_list dead", bots that support cleanup will 
cleanup and then all stones are considered alive.  If anything, HB04 
would simply get a worse score.
   I suspect that the issue was with MoGoBot2.  Since I knew hb04 
wouldn't clean up in the event of a disagreement, I tried to adjust when 
HB04 would pass between rounds 2 and 3 to avoid any future issues in the 
tournament.  I overcompensated and HB04 played as described in round 2.  
I got the tuning right for round 3 (and beyond).

Also, it appears that HBotSVN crashed before its second move in round 5.

Nick Wedd wrote:
> Congratulations to GNU Go, the winner of both divisions of last 
> Sunday's KGS bot tournament.  MoGoBot might have done better but it 
> was suffering from a bug that caused it to time out.
>
> My report is at http://www.weddslist.com/kgs/past/30/index.html.
>
> Nick



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