Commit | Line | Data |
---|---|---|
14c35dc6 BA |
1 | p.boxed |
2 | | Each side has two kings. Mate any of them. | |
3 | ||
4 | p. | |
5 | Both kings can be checked and mated. This adds a new option to win a game, | |
6 | by attaking both kings at the same time, as illustrated below. | |
7 | ||
8 | figure.diagram-container | |
9 | .diagram | |
10 | | fen:6KK/8/2Q5/8/8/5k2/2k5/8: | |
11 | figcaption Both black kings are in check: white wins. | |
12 | ||
13 | h3 Special moves | |
14 | ||
15 | p. | |
16 | A pawn can promote into a king, which can be mated too. | |
17 | Probably not useful in a real game, but interesting for problems. | |
18 | ||
19 | p. | |
20 | You can castle with any king and rook, under the same conditions | |
21 | as orthodox castling. However, castling long is possible only with one king. | |
22 | ||
23 | p. | |
24 | Note: to castle in a game you need to select | |
25 | the king or queen first, and then move it to a rook. | |
26 | ||
27 | h3 Source | |
28 | ||
29 | p | |
30 | a(href="https://greenchess.net/rules.php?v=dual") Dual Chess | |
31 | | on greenchess.net. Probably invented by the webmaster Uray M. János, | |
32 | | inspired by Coregal chess from chessvariants.com. |