compound Notes References Bibliography Piececlopedia: Rook–Knight Compound by Fergus Duniho and David Howe, The Chess Variant Pages Endgame statistics with fantasy pieces by Dave McCooey, The Chess Variant Pages The Remarkable Rookies (includes a section on the empress, where it appears in this army under the name chancellor) by Ralph Betza BuyPoint Chess by Ralph Betza; contains a list of pieces with approximate values Chigorin Chess at The Chess Variant Pages (Betza comments that the draws in the queen vs. pawn endgame are wins in the empress vs. pawn endgame) Great Chess - Indian / Turkish variant by Hans Bodlaender, The Chess Variant Pages Fairy chess pieces