#
# This document was taken from the SGF Specfication. See:
# http://www.red-bean.com/sgf/
#
# [SGF FF[4] - Smart Game Format]
#
# FF[4] property index
#
# This is an alphabetical index to all properties defined in FF[4].
# New properties are marked with '*', changed properties are marked with '!'.
#
#ID   Description     property type    property value
#---- --------------- ---------------  --------------------------------------
AB   Add Black       setup            list of stone
AE   Add Empty       setup            list of point
AN   Annotation      game-info        simpletext
*AP  Application     root             composed simpletext ':' simpletext
*AR  Arrow           -                list of composed point ':' point
*AS  Who adds stones - (LOA)          simpletext
AW   Add White       setup            list of stone
B    Black           move             move
BL   Black time left move             real
BM   Bad move        move             double
BR   Black rank      game-info        simpletext
BT   Black team      game-info        simpletext
C    Comment         -                text
*CA  Charset         root             simpletext
CP   Copyright       game-info        simpletext
CR   Circle          -                list of point
*DD  Dim points      - (inherit)      elist of point
DM   Even position   -                double
DO   Doubtful        move             none
!DT  Date            game-info        simpletext
EV   Event           game-info        simpletext
FF   Fileformat      root             number (range: 1-4)
!FG  Figure          -                none | composed number ":" simpletext
GB   Good for Black  -                double
GC   Game comment    game-info        text
GM   Game            root             number (range: 1-5,7-16)
GN   Game name       game-info        simpletext
GW   Good for White  -                double
HA   Handicap        game-info (Go)   number
HO   Hotspot         -                double
*IP  Initial pos.    game-info (LOA)  simpletext
IT   Interesting     move             none
*IY  Invert Y-axis   game-info (LOA)  simpletext
KM   Komi            game-info (Go)   real
KO   Ko              move             none
!LB  Label           -                list of composed point ':' simpletext
*LN  Line            -                list of composed point ':' point
MA   Mark            -                list of point
MN   set move number move             number
N    Nodename        -                simpletext
OB   OtStones Black  move             number
ON   Opening         game-info        text
*OT  Overtime        game-info        simpletext
OW   OtStones White  move             number
PB   Player Black    game-info        simpletext
PC   Place           game-info        simpletext
PL   Player to play  setup            color
*PM  Print move mode - (inherit)      number
PW   Player White    game-info        simpletext
!RE  Result          game-info        simpletext
RO   Round           game-info        simpletext
!RU  Rules           game-info        simpletext
*SE  Markup          - (LOA)          point
SL   Selected        -                list of point
SO   Source          game-info        simpletext
*SQ  Square          -                list of point
*ST  Style           root             number (range: 0-3)
*SU  Setup type      game-info (LOA)  simpletext
!SZ  Size            root             (number | composed number ':' number)
TB   Territory Black - (Go)           elist of point
TE   Tesuji          move             double
TM   Timelimit       game-info        real
TR   Triangle        -                list of point
TW   Territory White - (Go)           elist of point
UC   Unclear pos     -                double
US   User            game-info        simpletext
V    Value           -                real
*VW  View            - (inherit)      elist of point
W    White           move             move
WL   White time left move             real
WR   White rank      game-info        simpletext
WT   White team      game-info        simpletext