Ralph Betza (born 1945) is a
FIDE Master and inventor of
chess variant
A chess variant is a game related to, derived from, or inspired by chess. Such variants can differ from chess in many different ways.
"International" or "Western" chess itself is one of a family of games which have related origins and could be co ...
s such as
Chess with different armies
Chess with different armies (or Betza's Chess or Equal Armies) is a chess variant invented by Ralph Betza in 1979. Two sides use different sets of fairy pieces. There are several armies of equal strength to choose from, including the standard FI ...
,
Avalanche chess, and
Way of the Knight.
Invented chess variants
* Multiplayer Chess (date unknown)
* High-Low Chess (1968)
* Strange Relay Chess (1970s)
* Coordinate Chess (or Co-Chess) (1973)
* Conversion Chess (1973)
* Co-Relay Chess (1973)
* Double Conversion Chess (1973)
* Heterocoalescence Chess (1973) by
Philip Cohen, based on an idea by Betza
* Inverter Chess (or Switch Chess) (1973)
* Metamorphosis (c. 1973)
* Pinwheel Chess (1973)
* Reversion Conversion Chess (1973)
* Transportation Chess (or Transchess) (1973)
* Watergate Chess (1973)
*
Weak! (1973)
* Biflux Chess (1974) a variant of Co-Chess
* Brownian Motion Chess (1974)
* Cassandra Chess (1974)
* Orbital Chess (1974)
* Overloader/Restorer Chess (O/R Chess) (1974)
* Put-back Transchess (1974)
*
Almost Chess (1977)
* Ambition Chess (1977)
* Autorifle Chess (1977) after Bill Rawlings
*
Avalanche Chess (1977)
* Blizzard Chess (1977)
* Buzzard Chess (1977)
* List Chess (1977)
* Plague Chess (1977) after S. Walker; variants are Biological Warfare Chess, and Immunity
* Twinkle Chess (1977)
* Very Scottish Chess (1977)
* Ghostrider Chess (1978)
* Incognito Chess (1978)
* Liars' Chess (1978)
*
Tutti-Frutti Chess (1978) with
Philip Cohen
*
Chess with different armies
Chess with different armies (or Betza's Chess or Equal Armies) is a chess variant invented by Ralph Betza in 1979. Two sides use different sets of fairy pieces. There are several armies of equal strength to choose from, including the standard FI ...
(or Betza's Chess, or Equal Armies) (1979)
* Suction Chess (1979)
* One-Shot Chess (1980)
* Swarm Chess (1980)
* Koopa Chess (1990)
*
Way Of The Knight (WOTN) (1992)
*
(or Four Board Chess, or Chess on Four Boards) (1996)
* Earthquake Chess (1996)
* Narrow Chess (1996)
* Taxi Chess (1996)
* Trapdoor Chess (1996)
* The Game of Nemoroth (2002)
References
*
*
Chess FIDE Masters
American chess players
Chess variant inventors
1945 births
Living people
External links
Betza's websiteabout his chess variants, hosted by ''
The Chess Variant Pages''
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