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@ H. G. Muller[All Comments] [Add Comment or Rating]
Henrik Enström wrote on Sun, Aug 25, 2024 10:42 AM UTC:Excellent ★★★★★

Hi, I found your very nice svg versions of piece variants for a lot of pieces here on chessvariants.com - I'm referring to http://winboard.nl/alpha/

I have played on Yucata.de for some time, and they recently released Grand Chess with a lot of pieces (81 extra) which originated from chessvariants.com. Then I had the idea to do a print-and-play for myself with the same graphics as on Yucata.

Unfortunately their piece images were very small gifs, so that's why I was happy to find your svg files. Anyway, I have started to do an AI file using the same color for the black pieces as on Yucata, mostly I can use your svg files and some extra work is needed.

I just wanted to thank you for making your work downloadable, and if you have any use of the extra work I did just tell me. I might want to do an online version on futureskill.com at some point, please tell me if this is ok for you.

/Henrik


@ Lev Grigoriev[All Comments] [Add Comment or Rating]
Lev Grigoriev wrote on Sun, Aug 25, 2024 01:02 PM UTC:

If you have Telegram, I invite you to my channel themed on chess variants: https://t.me/DeepVariantExplorers


TessChess. 4D chess featuring symmetrically-moving pieces. (4x(4x(4x4)), Cells: 256) [All Comments] [Add Comment or Rating]
💡📝Ben Reiniger wrote on Sun, Aug 25, 2024 03:38 PM UTC:

Testing an interactive diagram (huge thanks to HaruN Y for doing most of the work on a Sphinx Chess diagram):

files=22 ranks=22 promoZone=1 promoChoice=NBRQ graphicsDir=/cgi-bin/fen2.php?s=30&w=eada78&b=87adae&p= squareSize=30 graphicsType= royal=K borders=0 firstRank=1 lightShade=#ffdaa8 coordColor=#ffed87 rimColor=#87faff holeColor=#87faff darkShade=#dd8844 hole::::e1,f1,k1,l1,q1,r1,e2,f2,k2,l2,q2,r2,e3,f3,k3,l3,q3,r3,e4,f4,k4,l4,q4,r4,a5-v5,a6-v6,e7,f7,k7,l7,q7,r7,e8,f8,k8,l8,q8,r8,e9,f9,k9,l9,q9,r9,e10,f10,k10,l10,q10,r10,a11-v11 pawn:P:fmHXfmWfcFfhcLXfcWXXfcDX:pawn:a1,d1,m1,p1,g7,h7,i7,j7,,g10,h10,i10,j10,a16,d16,m16,p16 knight:N:NLX0HX0WXX0DX0:knight:c1,n1,,c16,n16 bishop:B:BLX0WXX0DX0:bishop:g1,j1,,g16,j16 rook:R:RHX0:rook:b1,o1,,b16,o16 queen:Q:QHX0LX0WXX0DX0:queen:h1,,h16 king:K:HXLXWXXDXK:king:i1,,i16

The first problem to solve is that the square coloring doesn't alternate properly. If there's a way to set colors more manually, I'll do that. I think the coloring is important to see the bishop bindings and rook's alternation, so I'm not willing to just leave it as is. I can't put just one hole between little boards, or the knights will be afforded an incorrect move. I could put three holes between little boards, but that'll have quite a bit too much empty space (can you thin specific ranks+columns?).

Other known issues: Ideally I could override the coordinates, but if not it'll be fine, I just won't use it as the main setup diagram. The knight is still a Centauri, none of the pieces have their triagonal or quadragonal components yet, and obviously the layout isn't set yet; I expect I can fix those once the layout is settled.

If I can fix up those issues (and any others that arise), I'll include it on the page, along with a separate game (maybe this should be a separate page) that features the raw orthogonal/diagonal/triagonal/quadragonal sliders, just to help demonstrate.


Sphinx Chess. Likely the first 4D chess variant.[All Comments] [Add Comment or Rating]
📝Ben Reiniger wrote on Sun, Aug 25, 2024 04:21 PM UTC in reply to HaruN Y from Sat Aug 17 06:00 AM:

Yours still seems to overprescribe movements (but this has been wonderful as a start to more-symmetric 4d games like my own TessChess, for which I'm dabbling with expanding your diagram here). Here's my attempt. Let me know if you have questions about the rules, or if I seem to have Betza'ed incorrectly (likely).

files=16 ranks=16 promoZone=1 promoChoice=NBRQ graphicsDir=/cgi-bin/fen2.php?s=50&w=eada78&b=87adae&p= squareSize=50 graphicsType= royal=K shuffle=N!BRQK borders=0 firstRank=1 lightShade=#ffdaa8 coordColor=#ffed87 rimColor=#87faff holeColor=#87faff darkShade=#98ffe4 hole::::e1,f1,k1,l1,e2,f2,k2,l2,e3,f3,k3,l3,e4,f4,k4,l4,a5,b5,c5,d5,e5,f5,g5,h5,i5,j5,k5,l5,m5,n5,o5,p5,a6-p6,e7,f7,k7,l7,e8,f8,k8,l8 pawn:P:fmHXfmWfcFfcAYY:pawn:a1,d1,m1,p1,g7,h7,i7,j7,,g10,h10,i10,j10,a16,d16,m16,p16 centaura:N:NHX0AYY0:amazon:c1,n1,,c16,n16 bishop:B:BAYY0:bishop:g1,j1,,g16,j16 rook:R:RHX0:rook:b1,o1,,b16,o16 queen:Q:QHX0AYY0:queen:h1,,h16 king:K:KHXAYY:king:i1,,i16

Snappy Chess. A nimble affair thanks to morphing. (9x9, Cells: 81) [All Comments] [Add Comment or Rating]
🔔Notification on Sun, Aug 25, 2024 05:28 PM UTC:

The author, Gerd Degens, has updated this page.


Sphinx Chess. Likely the first 4D chess variant.[All Comments] [Add Comment or Rating]
HaruN Y wrote on Mon, Aug 26, 2024 12:47 AM UTC in reply to Ben Reiniger from Sun Aug 25 04:21 PM:

Oh, I see.

I thought there would be no AYY because I thought "they change either the letter or number (but not both)" meant no moving diagonally between the boards & somehow I missed that moving diagonally doesn't change the number.


Suspicious Spies. An army where some pieces cannot be captured until it has captured a piece. (8x8, Cells: 64) [All Comments] [Add Comment or Rating]
🔔Notification on Mon, Aug 26, 2024 03:58 AM UTC:

The author, HaruN Y, has updated this page.


Camelopard Chess. Game with Camelopards. (12x12, Cells: 144) [All Comments] [Add Comment or Rating]
🔔Notification on Mon, Aug 26, 2024 04:42 PM UTC:

The author, HaruN Y, has updated this page.


Gwangsanghui(광상희). Members-Only A large, historical variant of Janggi, with two more generals that lead each flank and 6 more kinds of pieces.[All Comments] [Add Comment or Rating]

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Great Bird Chess. Members-Only Missing description (8x8, Cells: 64) [All Comments] [Add Comment or Rating]

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Fuller's Proposal. Bishops can also move and capture as knights.[All Comments] [Add Comment or Rating]
HaruN Y wrote on Thu, Aug 29, 2024 01:50 PM UTC:

Fuller's Proposal1320

files=8 ranks=8 promoZone=1 promoChoice=QA graphicsDir=/cgi-bin/fen2.php?s=50&t=&w=72818d&b=d81827&p= squareSize=50 graphicsType= symmetry=mirror royal=K borders=0 firstRank=1 lightShade=#5ceb6e coordColor=#d4d9dd darkShade=#425767 rimColor=#142e42 shuffle=NARQK pawn:P:ifmnDfmWfceF:pawn:a2,b2,c2,d2,e2,f2,g2,h2,,a7,b7,c7,d7,e7,f7,g7,h7 knight:N:N:knight:b1,g1,,b8,g8 rook:R:R:rook:a1,h1,,a8,h8 queen:Q:Q:queen:d1,,d8 archbishop:A:BN:cardinal:c1,f1,,c8,f8 king:K:KisO2:king:e1,,e8

Great Bird Chess. Members-Only Missing description (8x8, Cells: 64) [All Comments] [Add Comment or Rating]

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Bughouse Spartan Chess. streetmansd. (2x(8x8), Cells: 128) [All Comments] [Add Comment or Rating]
NeodymiumPhyte wrote on Thu, Aug 29, 2024 05:36 PM UTC:

If black has 1 Persian King and 1 Spartan King, is there duple-check for them?


H. G. Muller wrote on Thu, Aug 29, 2024 06:28 PM UTC in reply to NeodymiumPhyte from 05:36 PM:

Since Spartan Kings behave as if they are promoted Hoplites, and thus demote on capture, this situation would require promoting a passed Hoplite. The rule description does not specify whether this is allowed. In Spartan Chess there is a restriction on when you can promote to King, and it is not obvious how this rule should be extended to the case where Hoplites fight in an army headed by a Persian King. One possible extention would be that a Persian King already counts as a pair in itself, and that its presence thus suppresses the King option on promotion. Then the situation could never occur.


Tengu Dai Shogi. Turbo version of Dai Shogi, with some Dai Dai Shogi pieces.[All Comments] [Add Comment or Rating]
🔔Notification on Fri, Aug 30, 2024 04:46 AM UTC:

The editor A. M. DeWitt has revised this page.


Chu Shogi. Historic Japanese favorite, featuring a multi-capturing Lion.[All Comments] [Add Comment or Rating]
🔔Notification on Sat, Aug 31, 2024 11:42 PM UTC:

The author, A. M. DeWitt, has updated this page.


TessChess. 4D chess featuring symmetrically-moving pieces. (4x(4x(4x4)), Cells: 256) [All Comments] [Add Comment or Rating]
💡📝Ben Reiniger wrote on Sun, Sep 1, 2024 06:32 PM UTC in reply to Ben Reiniger from Sun Aug 25 03:38 PM:

@HGMuller

The first problem to solve is that the square coloring doesn't alternate properly. If there's a way to set colors more manually, I'll do that. I think the coloring is important to see the bishop bindings and rook's alternation, so I'm not willing to just leave it as is. I can't put just one hole between little boards, or the knights will be afforded an incorrect move. I could put three holes between little boards, but that'll have quite a bit too much empty space (can you thin specific ranks+columns?).

Skimming the documentation page for the interactive diagram, I think I can do this, but just by creating a background image and setting the background parameter (keeping two spaces between boards)? That's a little obnoxious, and something like Game Courier's method for specifying custom coloring patterns would be nice, but also not a big deal.

Ideally I could override the coordinates

This doesn't seem possible besides setting a starting rank number, but I can suppress coordinates altogether. A new parameter with comma-separated rank/file names would be really nice.


Featured Chess Variants. Chess Variants Featured in our Page Headers.[All Comments] [Add Comment or Rating]
Diceroller is Fire wrote on Sun, Sep 1, 2024 08:05 PM UTC:

New month started………


🕸📝Fergus Duniho wrote on Mon, Sep 2, 2024 01:48 AM UTC:

Anyone care to nominate or second a game?


TessChess. 4D chess featuring symmetrically-moving pieces. (4x(4x(4x4)), Cells: 256) [All Comments] [Add Comment or Rating]
H. G. Muller wrote on Mon, Sep 2, 2024 06:00 AM UTC in reply to Ben Reiniger from Sun Sep 1 06:32 PM:

You can embed a JavaScript function xxxShade(x,y) on the page, which returns a color (like '#ffc080'). (Where xxx is the value of the satellite parameter.) Which will then be used for the square with internal coordinates (x,y). (Where the lower-left corner is (0,0).)

The problem with coordinates is that these are not just for dressing up the image, but are used in notation. By allowing arbitrary coordinate labels it would be possible to define coordinates for which SAN can no longer be unambiguously parsed.


@ Mirko Mirko[All Comments] [Add Comment or Rating]
Mirko Mirko wrote on Mon, Sep 2, 2024 01:00 PM UTC:

Army of tencubed

files=10 ranks=10 promoZone=1 promoChoice=NBRQACCW graphicsDir=/graphics.dir/alfaeriePNG/ squareSize=50 graphicsType=png symmetry=none royal=K pawn:P:ifmnDfmWfceF:pawn:a3,b3,c3,d3,e3,f3,g3,h3,i3,j3,,a8,b8,c8,d8,e8,f8,g8,h8,i8,j8 knight:N:N:knight:c2,h2 bishop:B:B:bishop:d2,g2 rook:R:R:rook:b2,i2 queen:Q:Q:queen:e2 archbishop:A:BN:cardinal:,,e10 chancellor:C:RN:chancellor:,,f10 champion:C:WAD:champion:,,c10,h10 wizard:W:FC:moon:,,d10,g10 king:K:KisO3:king:f2,,f9

Random Army of tencubed

files=10 ranks=10 promoZone=1 promoChoice=NBRQACCW shuffle=NBRQACCWK graphicsDir=/graphics.dir/alfaeriePNG/ squareSize=50 graphicsType=png symmetry=none royal=K pawn:P:ifmnDfmWfceF:pawn:a3,b3,c3,d3,e3,f3,g3,h3,i3,j3,,a8,b8,c8,d8,e8,f8,g8,h8,i8,j8 knight:N:N:knight:c2,h2 bishop:B:B:bishop:d2,g2 rook:R:R:rook:b2,i2 queen:Q:Q:queen:e2 archbishop:A:BN:cardinal:,,e10 chancellor:C:RN:chancellor:,,f10 champion:C:WAD:champion:,,c10,h10 wizard:W:FC:moon:,,d10,g10 king:K:KisO3:king:f2,,f9

Featured Chess Variants. Chess Variants Featured in our Page Headers.[All Comments] [Add Comment or Rating]
Lev Grigoriev wrote on Mon, Sep 2, 2024 01:44 PM UTC in reply to Fergus Duniho from 01:48 AM:

I second Atomic Chess.


@ H. G. Muller[All Comments] [Add Comment or Rating]
A. M. DeWitt wrote on Mon, Sep 2, 2024 03:13 PM UTC:

@H. G. Muller,

I am making a new chess variant, Reiwa Dai Shogi, that is basically Dai Shogi with better piece balancing, replacing the weak pieces with stronger ones with stronger promotions.

However, I am struggling to make a good power piece for the game. Ideally, I want something that is stronger than the Lion but still has difficulty mating.

I figured it would be a good idea to have you weigh in on this, since you know a fair deal about Chu Shogi and the historical variants.

Here's a diagram of my first in-dev version. Lion is currently subject to trading rules due to lack of a stronger power piece ATM. The only new pieces are the Ram's-Head Soldiers on c1 and m1.

files=15 ranks=15 promoOffset=22 promoZone=5 maxPromote=19 promoChoice=+ royal=100 protected=21 counterStrike=21 protected=32 counterStrike=32 tradeThreshold=2 royal=22 royal=30 stalemate=win graphicsDir=/membergraphics/MSdaishogi/ whitePrefix=w blackPrefix=b lightShade=#ffe682 darkShade=#ffe682 graphicsType=png?nocache=true squareSize=36 symmetry=rotate firstRank=1 newClick=1 Pawn:P:fW:p:a5-o5 morph=| Go Between:I:vW:go:e6,k6 Copper General:C:vWfF:c:e1,k1 Silver General:S:FfW:s:f1,j1 Gold General:G:WfF:g:g1,i1 Ferocious Leopard:F:FvW:fl:d1,l1 Blind Tiger:T:FsbW:bt:g2,i2 Drunk Elephant:E:FfsW:de:h2 Phoenix:X:WA:ph:i3 Kirin:O:FD:kn:g3 Lance:L:fR:l:a1,o1 Ram's-Head Soldier:RS:fB:fst:c1,m1 Reverse Chariot:A:vR:rv:a2,o2 Side Mover:M:sRvW:sm:b4,n4 Vertical Mover:V:vRsW:vm:c4,m4 Bishop:B:B:b:d3,l3 Rook:R:R:r:d4,l4 Dragon Horse:H:BW:dh:e4,k4 Dragon King:D:RF:dk:f4,j4 Queen:Q:Q:q:i4 Lion:N:KNScaKmcabK:ln:g4 King:K:K:k:h1 Tokin:+P:WfF:g2: Drunk Elephant:+I:FfsW:de2: Side Mover:+C:sRvW:sm2: Vertical Mover:+S:vRsW:vm2: Rook:+G:R:r2: Bishop:+F:B:b2: Flying Stag:+T:vRsWF:fs2: Prince:+E:K:k: Queen:+X:Q:q2: Lion:+O:KNScaKmcabK:ln2: counterStrike=21 White Horse:+L:vRfB:wh2: Free Wolf:+RS:sRfBbW:fw: Whale:+A:vRbB:wl2: Free Boar:+M:BsR:fb2: Flying Ox:+V:BvR:fo2: Dragon Horse:+B:BW:dh2: Dragon King:+R:RF:dk2: Horned Falcon:+H:BbsRfWfDfcavWfabW:hf2: Soaring Eagle:+D:RbBfFfAfcavFfabF:se2:

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