GRAND PUZZLE

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Gm_andrewfeng

a b c d e f g h i j Solid white.svg
10 a10 black king b10 black king c10 black king d10 black king e10 black king f10 black king g10 black king h10 black king i10 black king j10 black king 10
9 a9 black king b9 black king c9 black king d9 black king e9 black king f9 black king g9 black king h9 black king i9 black king j9 black king 9
8 a8 black king b8 black king c8 black king d8 black king e8 black king f8 black king g8 black king h8 black king i8 black king j8 black king 8
7 a7 black king b7 black king c7 black king d7 black king e7 black king f7 black king g7 black king h7 black king i7 black king j7 black king 7
6 a6 black king b6 black king c6 black king d6 black king e6 black king f6 black king g6 black king h6 black king i6 white king j6 black king 6
5 a5 black king b5 black king c5 black king d5 black king e5 black king f5 black king g5 black king h5 black king i5 black king j5 black king 5
4 a4 black king b4 black king c4 black king d4 black king e4 black king f4 black king g4 black king h4 black king i4 black king j4 black king 4
3 a3 black king b3 black king c3 black king d3 black king e3 black king f3 black king g3 black king h3 black king i3 black king j3 black king 3
2 a2 black king b2 black king c2 black king d2 black king e2 black king f2 black king g2 black king h2 black king i2 black king j2 black king 2
1 a1 white queen b1 black king c1 black king d1 black king e1 black king f1 black king g1 black king h1 black king i1 black king j1 black king 1
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Gm_andrewfeng
Solid white.svg a b c d e f g h i j Solid white.svg
10 a10 black rook b10 black king c10 black king d10 black king e10 black king f10 black king g10 black king h10 black king i10 black king j10 black rook 10
9 a9 black king b9 black knight c9 black bishop d9 black queen e9 black king f9 black chancelor g9 black archbishop h9 black king i9 black knight j9 black king 9
8 a8 black pawn b8 black pawn c8 black pawn d8 black pawn e8 black pawn f8 black pawn g8 black pawn h8 black pawn i8 black pawn j8 black pawn 8
7 a7 black king b7 black king c7 black king d7 black king e7 black king f7 black king g7 black king h7 black pawn i7 black king j7 black king 7
6 a6 black king b6 black king c6 black king d6 black king e6 black king f6 black king g6 black king h6 black king i6 black king j6 black king 6
5 a5 black king b5 black king c5 black king d5 black king e5 black king f5 black king g5 black king h5 black king i5 black king j5 black king 5
4 a4 black king b4 black king c4 black king d4 black king e4 black king f4 black king g4 black king h4 black king i4 black king j4 black king 4
3 a3 white pawn b3 white pawn c3 white pawn d3 white pawn e3 white pawn f3 white pawn g3 white pawn h3 white pawn i3 white pawn j3 white pawn 3
2 a2 black king b2 white knight c2 white bishop d2 white queen e2 white king f2 white chancelor g2 white archbishop h2 white bishop i2 white knight j2 black king 2
1 a1 white rook b1 black king c1 black king d1 black king e1 black king f1 black king g1 black king h1 black king i1 black king j1 white rook 1
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Grand chess initial position. The marshall and cardinal are at the right of the king.

RULES:White's major pieces are set up on the first and second ranks as shown in the diagram. White's pawns are set up on the third rank. The white rooks alone are positioned on the first rank, which makes it easier for them to activate earlier in the game since they are not blocked by the other pieces as they are in standard chess. The black rooks are placed the same, for the same advantage. Black's major pieces are set up on the ninth and tenth ranks, and Black's pawns are set up on the eighth rank.

A white pawn may elect to either promote or remain a pawn upon reaching the eighth and ninth ranks, but must promote upon reaching the tenth rank. Unlike standard chess, a pawn may be promoted only to a previously captured piece of the same color. (So, it is illegal for either side to have two queens, or two marshalls, or three rooks, etc.) If no captured piece is available for promoting a white pawn about to reach the tenth rank, the pawn must stay on the ninth rank, but it can still give check.

Similarly, a black pawn promotes optionally upon reaching the third and second ranks, but must promote in order to move to the first rank. It can still give check from the second rank to a white king on the first rank, even if it can't yet legally move to the first rank.

As in standard chess, pawns can move one or two squares on their first move, and they may also capture en passant.

As in chess, checkmate is a win and stalemate is a draw. But there is no castling in Grand chess

Caiello

1.Qj10+!! (weird notation!) 1. .....Kxj10 2. h8=C#!

Gm_andrewfeng
Caiello wrote:

1.Qj10+!! (weird notation!) 1. .....Kxj10 2. h8=C#!


 correct!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!