Home * Tournaments * World Computer Chess Championship * 4th WCCC New York 1983
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		The Fourth World Computer Chess Championship took place from October 22 to 25, 1983, in the Royal Ballroom A in the Sheraton Center Hotel [1] , New York, USA, under the auspices of the ACM, it was simultaneously the 14th ACM North American Computer Chess Championship. It was a five round Swiss tournament with 22 participants. Cray Blitz was the sole winner with 4½ out of 5.
Sheraton New York Hotel and Towers [2]

Final Standing

4th World Computer Chess Championship 1983, New York US ^{[3] [4]} :

#	Program	CC	R1	R2	R3	R4	R5	P	SOS	SoDOS
1	Cray Blitz	US	16w1	10b1	8w1	4b½	6b1	4½	14	12¼
2	Bebe	US	11b0	19w1	7w1	10b1	4w1	4	13	10½
3	Awit	CA	14w1	8w0	12b1	17w1	13b1	4	11½	8½
4	Nuchess	US	19w1	11b1	6w1	1w½	2b0	3½	15½	9¼
5	CHAOS	US	7b½	21w1	17b1	6w0	8w1	3½	12	7½
6	Belle	US	13b1	9w1	4b0	5b1	1w0	3	17	9
7	Schach 2.7	DE	5w½	12w1	2b0	11b1	10w½	3	15	8
8	Advance 3.0	GB	22w1	3b1	1b0	9w1	5b0	3	15	7
9	Mephisto X	DE	18w1	6b0	15w1	8b0	14w1	3	11½	5½
10	Fidelity X	US	15b1	1w0	18b1	2w0	7b½	2½	15	5
11	Merlin	AT	2w1	4w0	13b½	7w0	17b1	2½	14½	6¾
12	Novag X	US	20w½	7b0	3w0	21b1	16b1	2½	12	4¼
13	Phoenix	CA	6w0	22b1	11w½	20b1	3w0	2½	11	2¾
14	Ostrich	CA	3b0	15w0	19b1	18w1	9b0	2	12	3
15	Pion	NL	10w0	14b1	9b0	16w0	20w1	2	11	3½
16	BCP	GB	1b0	18w0	22b1	15b1	12w0	2	10½	2
17	Patsoc 2.0	US	21b½	20w1	5w0	3b0	11w0	1½	13	2¼
18	Conchess	SE	9b0	16b1	10w0	14b0	19w½	1½	11	2¾
19	Philidor X	GB	4b0	2b0	14w0	22w1	18b½	1½	11	¾
20	Bobby	DE	12b½	17b0	21w1	13w0	15b0	1½	10	2¾
21	Shy	FI	17w½	5b0	20b0	12w0	22b1	1½	9	¾
22	Sfinks X	US	8b0	13w0	16w0	19b0	21w0	0	10½	0

• CC Country Codes
• SOS: Sum of Opponent Scores
• SoDOS: Sum of Defeated Opponent Scores

Participants

4th World Computer Chess Championship 1983, New York US ^[5]

Program	CC	Authors	Hardware, Processor	Language	Nodes/sec
Advance 3.0	GB	Mike Johnson, Dave Wilson	Custom-built 6502 + bit slice	Microcode	1.500
Awit	CA	Tony Marsland	Amdahl 5860/2	Algol W	8 (200 branches)
BCP	GB	Don Beal	Zilog Z8000 system	C, Assembly	20.000
Bebe	US	Tony Scherzer, Linda Scherzer	SYS-10, AMD Am2900 Bit slice	Assembly	20.000
Belle	US	Ken Thompson, Joe Condon	PDP-11/23 + Chess hardware	C	110.000
Bobby	DE	Hans-Joachim Kraas, Günther Schrüfer	IBM 4341-2	Pascal	150
CHAOS	US	Mike Alexander, Fred Swartz, Jack O’Keefe	Amdahl 5860	Fortran	95
Conchess	SE	Ulf Rathsman	6502	Assembly	1.000
Cray Blitz	US	Robert Hyatt, Harry Nelson, Albert Gower	Cray X-MP [6]	Fortran IV	25K-75K
Fidelity X	US	Kathe Spracklen, Dan Spracklen	6502	Assembly	1000
Merlin	AT	Hermann Kaindl, Marcus Wagner, Helmut Horacek	Siemens 7.890 F	Pascal	40
Mephisto X	DE	Elmar Henne, Thomas Nitsche	68000	Macro Language	10
Novag X	US	David Kittinger, Scott McDonald	6502	Assembly	600
Nuchess	US	David Slate, William Blanchard	Cray-1 4Mb	Fortran	2.800
Ostrich	CA	Monroe Newborn	Eclipse + 7 x Nova 4	Assembly	600
Patsoc 2.0	US	Hans Berliner	DEC KL-10	BLISS 36	165
Phoenix	CA	Jonathan Schaeffer et al.	Honeywell DPS 8/70	C	n.a.
Philidor X	GB	Mark Taylor, David Broughton, David Levy, Kevin O’Connell	IBM PC	Assembly	120
Pion	NL	Sito Dekker, Roger Hünen, Gerlach van Beinum, Jan Derksen, Harry Nefkens, Jaap van den Herik	VAX 11/750	C	1.000
Schach 2.7	DE	Matthias Engelbach	Burroughs B7800	Algol	700 - 1.300
Sfinks X	US	William Fink	TRS-80 with 8088	Assembly	1.000
Shy	FI	Juha Kasanen, Mika Korhonen, Timo Saari	Burroughs B7800/B7900	Algol	350

• CC Country Codes

Photos

^{[7] [8]}

Beal Thompson Newborn Botvinnik

Don Beal, Ken Thompson, Monroe Newborn, and Mikhail Botvinnik

Spracklens

Frederic Friedel (?) with Kathe Spracklen and Dan Spracklen

Photos & Games

Cray Blitz - BCP

Harry Nelson, Robert Hyatt and Don Beal, Cray Blitz vs BCP

[Event WCCC 1983"]
[Site "New York, USA"]
[Date "1983.10.22"]
[Round "1"]
[White "Cray Blitz"]
[Black "BCP"]
[Result "1-0"]
 
1.e4 c5 2.Nf3 Nf6 3.e5 Nd5 4.Nc3 e6 5.Nxd5 exd5 6.d4 Nc6 7.dxc5 Bxc5 8.Qxd5 Qb6
9.Qd2 O-O 10.Bc4 Re8 11.O-O Nxe5 12.Nxe5 Rxe5 13.Qf4 Qf6 14.Qxf6 gxf6 15.Kh1 d5
16.f4 Rh5 17.Be2 Rh4 18.Bf3 d4 19.g3 Rh3 20.f5 Kg7 21.Kg2 Rh6 22.Bxh6+ Kxh6
23.Bd5 Kg7 24.Rad1 a5 25.Kh1 Ra6 26.Be4 b5 27.Rfe1 Bd7 28.Rd2 Bc6 29.Bxc6 Rxc6
30.Re8 Bb6 31.Rb8 b4 32.Rb7 Kf8 33.Re2 Bc7 34.g4 Rc5 35.Ra7 Bb6 36.Ra6 Rc6
37.Rd2 Rd6 38.Rd3 Kg7 39.c3 Kg8 40.a4 Kg7 41.cxb4 axb4 42.a5 Bc5 43.Rxd6 Bxd6
44.Rxd4 Bc5 45.Rd5 Be3 46.Rd3 Bc5 47.Rd7 Be3 48.a6 h5 49.gxh5 Kf8 50.Rd3 Bc5
51.Rg3 Ke8 52.h6 Bd6 53.a7 Ke7 54.Rd3 Bc7 55.a8=Q Bd6 56.h7 b3 57.Qb7+ Ke8
58.h8=Q+ Bf8 59.Qe4# 1-0

Game and short analyze on Lichess.org : https://en.lichess.org/JE5iXDiY

Nuchess - Belle

Ken Thompson, Frederic Friedel, Joe Condon, David Slate, and William Blanchard

[Event "WCCC 1983"]
[Site "New York, USA"]
[Date "1983.10.23"]
[Round "3"]
[White "Nuchess"]
[Black "Belle"]
[Result "1-0"]
 
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 exd4 6.O-O Be7 7.e5 Ne4 8.Nxd4 O-O
9.Nf5 d5 10.exd6 Bxf5 11.dxe7 Nxe7 12.Be3 Nd5 13.Qf3 Nxe3 14.fxe3 Bg6 15.Qf4 b5
16.Bb3 c5 17.c4 Qf6 18.Qxf6 Nxf6 19.Rc1 b4 20.Nd2 Rfe8 21.Re1 Rad8 22.Nf1 Bd3
23.Rad1 Ng4 24.Ba4 Rf8 25.Nd2 Ne5 26.Bb3 Rd6 27.Nf3 Nxf3+ 28.gxf3 f5 29.Rd2 Re8
30.Kf2 f4 31.exf4 Rxe1 32.Kxe1 Rd4 33.Kf2 Kf7 34.Ke3 Bxc4 35.Rxd4 cxd4+ 36.Kxd4
Bxb3 37.axb3 Kf6 38.Ke4 g6 39.h4 Ke6 40.f5+ gxf5+ 41.Kd4 Kd6 42.f4 Ke6 43.Kc5 a5
44.h5 Kf7 45.Kd5 Kf6 46.Kd6 Kf7 47.Ke5 Ke8 48.Kxf5 1-0

Game and short analyze on Lichess.org : https://en.lichess.org/TTY9CjMP

The New Champion

Chess Life

Chess Life February 1984 [9] Ken Thompson, Joe Condon, Robert Hyatt, and Albert Gower

Cartoons

Cartoons by Jeff Ragsdale from the ICCA Journal 1987, 1988 and 1989 ^[10] reprinted in King Moves - Welcome to the 1989 AGT World Computer Chess Championship. ^[11]

Publications

• The Fourth World Computer Chess Championship (labeled 22nd ACM), pdf from The Computer History Museum, pdf from Danny Kopec
• The Fifteenth ACM Computer Chess Championship, San Francisco California, October 7-9, 1984, pdf from The Computer History Museum, covers WCCC 1983
• Ken Thompson (1983). 4th World Computer Chess Championship. ICCA Journal, Vol. 6, No. 4
• Harold Bogner (1984). The New Champion. Chess Life February 1984, pdf from The Computer History Museum
• Tony Harrington (1984). Blitz on New York - Report of WCCC 1983. Personal Computer World, February 1984
• Danny Kopec (1984). Report from New York - The 4th World Computer Chess Championship. Computer Chess Digest Annual 1984
• David E. Welsh, Boris Baczynskyj (1985). Computer Chess II. William C Brown Pub, amazon.com ^[12]

Forum Posts

• hardware of Cray Blitz by Leonid, CCC, June 13, 1999
• An interesting book with some insights on Bob's Cray Blitz by Julien Marcel, CCC, June 23, 2011
• 1983 ACM World Chess Championship - Final Round by Michael B, CCC, October 25, 2016

External Links

• 4th World Computer Chess Championship from the ICGA Tournament Database
• The wrong bishop – part two by Frederic Friedel, ChessBase News, May 22, 2016 » Cray Blitz, Mikhail Botvinnik, Wrong color Bishop and rook pawn
• Cray-1 – the eight million dollar super-computer by Frederic Friedel, ChessBase News, September 23, 2016 » Cray-1, Cray Blitz ^[13]
• Nina Hagen - New York / N.Y., YouTube Video
  

References

1. ^ An Iconic Times Square Hotel - Sheraton New York Times Square Hotel
2. ^ Looking east across 7th avenue at Sheraton Hotel & Tower at midday, by Jim.Henderson, August 11, 2010, Sheraton New York Hotel and Towers from Wikipedia
3. ^ ICGA Tournament site
4. ^ World Computer Chess Championship - 4th WCCC - 1983 New York by Mark Weeks
5. ^ The Fourth World Computer Chess Championship (labeled 22nd ACM), pdf
6. ^ Re: hardware of Cray Blitz by Robert Hyatt, CCC, June 13, 1999
7. ^ László Lindner, A SZÁMÍTÓGÉPES SAKK KÉPEKBEN című melléklete - The pictures of the Beginning of Chess Computers
8. ^ Gifts of Monroe Newborn from The Computer History Museum
9. ^ Harold Bogner (1984). The New Champion. Chess Life February 1984, pdf from The Computer History Museum
10. ^ Two questions for Bob by Carey, CCC, September 30, 2008
11. ^ King Moves - Welcome to the 1989 AGT World Computer Chess Championship. Edmonton, Alberta, Canada, Courtesy of Peter Jennings from The Computer History Museum, available as pdf reprint
12. ^ An interesting book with some insights on Bob's Cray Blitz by Julien Marcel, CCC, June 23, 2011
13. ^ How fast was the Cray? by Sean Evans, CCC, September 23, 2016

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