Update readme.txt for new position format

diff --git a/readme.txt b/readme.txt
index 631a415..c845b0d 100644 (file)
--- a/readme.txt
+++ b/readme.txt
@@ -544,6 +544,15 @@ directory to dump log files.
     play a no-handicapped game, set 'str' to "PI" and this is the
     default value. In a handicapped game, specify squares and pieces
     to drop, e.g. "new PI82HI22KA" or "new PI19KY".
+    The argument to 'new' can also start wit 'SU' in stead of 'PI',
+    in which case the mentioned pieces will be added to an empty board,
+    rather than dropped from the initial position. In this case the
+    pieces will be assumed to belong to Sente, untill a '-' in the
+    string will switch to Gote. It is possible to swicth back to Sente
+    by inclusion of a '+' sign. Pieces in hand will be indicated by
+    '00' for their square coordinates.
+    The 'new' command can have a second string argument, '+' or '-',
+    indicating who has the move in the given position.
 
 - peek on
 - peek off
@@ -639,6 +648,10 @@ directory to dump log files.
 - undo
     This command causes the latest move to be taken back.
 
+- xboard
+    Switches Bonanza to using XBoard protocol, rather than the commands
+    described in this list.
+
 - #
     A line beginning with # causes all characters on that line
     to be ignored.