From 71bf9f606433e6efb0910ea58f5b29172641c270 Mon Sep 17 00:00:00 2001
From: Arun Persaud Interface Improvements
@@ -612,6 +614,17 @@ this means you can now limit the annotation to any selected part of the game,
starting where it gets interesting.
+For perpetual-chase detection in Xiangqi XBoard had been relying on the legal-moves-only interpretation of Asia rules, +where attacks or protectors are considered not to exist when you are in check, +because you cannot legally capture or recapture in that case. +It turns out this interpretation is not the one most commonly used. +So we have switched to an interpretation where one does consider captures that leave the King in an already existing check, +or recaptures that leave the King in a check that already existed before the capture +(provided these are the only checks it is left in). +
+ -- 1.7.0.4