List of SGF properties

Sgfmill knows about all general and Go-specific SGF properties defined in FF[4]:

Id	SGF type	Meaning
AB	list of Stone	Add Black
AE	list of Point	Add Empty
AN	SimpleText	Annotation
AP	SimpleText:SimpleText	Application
AR	list of Point:Point	Arrow
AW	list of Stone	Add White
B	Move	Black move
BL	Real	Black time left
BM	Double	Bad move
BR	SimpleText	Black rank
BT	SimpleText	Black team
C	Text	Comment
CA	SimpleText	Charset
CP	SimpleText	Copyright
CR	list of Point	Circle
DD	elist of Point	Dim Points
DM	Double	Even position
DO	None	Doubtful
DT	SimpleText	Date
EV	SimpleText	Event
FF	Number	File format
FG	None | Number:SimpleText	Figure
GB	Double	Good for Black
GC	Text	Game comment
GM	Number	Game
GN	SimpleText	Game name
GW	Double	Good for White
HA	Number	Handicap
HO	Double	Hotspot
IT	None	Interesting
KM	Real	Komi
KO	None	Ko
LB	list of Point:SimpleText	Label
LN	list of Point:Point	Line
MA	list of Point	Mark
MN	Number	Set move number
N	SimpleText	Node name
OB	Number	Overtime stones left for Black
ON	SimpleText	Opening
OT	SimpleText	Overtime description
OW	Number	Overtime stones left for White
PB	SimpleText	Black player name
PC	SimpleText	Place
PL	Colour	Player to play
PM	Number	Print move mode
PW	SimpleText	White player name
RE	SimpleText	Result
RO	SimpleText	Round
RU	SimpleText	Rules
SL	list of Point	Selected
SO	SimpleText	Source
SQ	list of Point	Square
ST	Number	Style
SZ	Number	Size
TB	elist of Point	Black territory
TE	Double	Tesuji
TM	Real	Time limit
TR	list of Point	Triangle
TW	elist of Point	White territory
UC	Double	Unclear position
US	SimpleText	User
V	Real	Value
VW	elist of Point	View
W	Move	White move
WL	Real	White time left
WR	SimpleText	White rank
WT	SimpleText	White team