Fix Checkered and Ultima rules. Write Chess960 rules and complete others

[vchess.git] / views / rules / Checkered.pug

diff --git a/views/rules/Checkered.pug b/views/rules/Checkered.pug
index 96e4475..ea9b941 100644 (file)
--- a/views/rules/Checkered.pug
+++ b/views/rules/Checkered.pug
@@ -41,7 +41,7 @@ ol
 span Remarks:
 ul
        li A checkered move cannot be "undone" right after if this repeat the position.
-       li Checkered chess pieces cannot be captured.
+       li Checkered pieces cannot be captured.
 
 figure.diagram-container
        .diagram
@@ -53,8 +53,15 @@ figure.diagram-container
 h3 Pawn moves
 
 ul
-       li A pawn captured on its starting square keeps the right to advance two squares.
-       li Checkered pawns cannot capture en passant.
+       li.
+               Pawns can jump two squares only from their initial rank, and only once in the game:
+               a checkered pawn returning on the pawns' start rank cannot jump. However:
+       li.
+               A pawn captured on its starting square (thus becoming "checkered") keeps the
+               right to advance two squares.
+       li.
+               Checkered pawns cannot capture en passant, because while the pawn was "passing"
+               they were of the same color.
 
 h2.stageDelimiter Stage 2