patterns/mc_montegnu_classic.db

# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# This is GNU Go, a Go program. Contact gnugo@gnu.org, or see       #
# http://www.gnu.org/software/gnugo/ for more information.          #
#                                                                   #
# Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,   #
# 2008 and 2009 by the Free Software Foundation.                    #
#                                                                   #
# This program is free software; you can redistribute it and/or     #
# modify it under the terms of the GNU General Public License       #
# as published by the Free Software Foundation - version 3,         #
# or (at your option) any later version.                            #
#                                                                   #
# This program is distributed in the hope that it will be           #
# useful, but WITHOUT ANY WARRANTY; without even the implied        #
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR           #
# PURPOSE.  See the GNU General Public License in file COPYING      #
# for more details.                                                 #
#                                                                   #
# You should have received a copy of the GNU General Public         #
# License along with this program; if not, write to the Free        #
# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,       #
# Boston, MA 02111, USA.                                            #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
#
# This is an approximate adaptation to patterns of the original
# simulation policy of GNU Go's Monte Carlo code.
#
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

# Proper eyes.

oOo
O*O
oO?

:0

oOo
O*O
---

:0

|Oo
|*O
+--

:0


# If the opponent played self-atari, with high probability capture.
# This also applies to capturing out of recent atari on own stones.

?X%
?*%
%%%

:10000,ocap1,near,osafe
:13000,ocap2,near
:20000,ocap3,near


# Extend out of recent atari.

?O%
?*%
%%%

:2000,xcap1,osafe,near
:4000,xcap2,osafe,near
:6000,xcap3,osafe,near


# If the opponent might cut, connect or at least try to connect.
#
#  oYo
#  o*o

?XO
O*?
%%%

:1000,near,osafe

?X?
O*O
%%%

:1000,near,osafe

?X|
O*|
%%%

:1000,near,osafe

OX|
?*|
%%%

:1000,near,osafe


# If the opponent invited a cut, do cut.
#
#   Y
#  o*O
#   X
#

?X?
o*O
?X?

:400,near,osafe

|X?
|*O
|X?

:400,near,osafe


# Crosscut.
#
#  YO
# o*X
#  o
#

?XO
o*X
?o?

:100,near,osafe

?XO
o*X
---

:100,near,osafe

|XO
|*X
+--

:100,near,osafe


# Capturing stones is always fun.

?X%
?*%
%%%

:30,ocap1,far,osafe
:40,ocap2,far
:60,ocap3,far


# Slightly prefer near moves.

??%
?*%
%%%

:3,near,osafe


# Default move value.

??%
?*%
%%%

:1