HIXT and 2-TWIXT
Here are two versions of Twixt, the well-known 1962 connection game by Alex Randolph.
HIXT
Rules
- On his turn a player drop a friendly stones in an empty cell, and connects it, via a bridge, with any friendly stone (at diamond's distance)
- Stones connect via adjacency or using a bridge
- PIE rule for the second player's first move
- The player connecting two opposite edges or making a Y connecting three non-adjacent edges, wins the game
A sample match:XXX === OOOj13 o8h7 i10l9 o10l11 l7k8 o12j5 i6g6 f7d7 l5m4 s4q4 p3p5 s6p15 o14m14 r15c10 i12g12 b9c8 f9d11 m2g2 i4j3 j1h1 1-0 Final position:|a b c d e f g h i j k l m n o p q r s t u v w x y z A B C| x o__ . . . . . . 1| \__| x__ . . o__ . . . . . 2| \__ \__| . . x__ . . o__ . . . . 3| \__ \__| . . o . __x__ . x o . . . 4| __/ \__ || . . . __x __o . x . | . . . . 5| __/ __/ || . . __x __o__ . . . . o . . . . 6| __/ __/ \__| . x o x__ . o__ . . . . . . . . 7| | \__ \__|. x . | . . x . o . . . . . . . 8| | | || o | . o__ . . x . | . . . . . . . 9| | \__ | || x . . o . | . o . . . . . . 10| | | || x__ . . | . x . | . . . . . . 11| \__ | || . x__ o . . o . . . . . 12| \__ || . . x__ . . | . . . . . 13| \__ || . . . x__ o__ . . . . 14| \__ \__| . . . . x o . . 15|a b c d e f g h i j k l m n o p q r s t u v w x y z A B C
Hixt is a hex variant of Twixt with some different connenction criteria. The board should be large enough so that the drama of a single bad move could not determine the match outcome. Probably, a hex board with edges of size ten should already provide a nice battle.
§
2-TWIXT
This one is played on a square board, similarly to Twixt.
Rules
- Rules as for Twixt, except that after the first move...
- A move consists of the following sequence
- (i) optionally removing any number of own knight-connections
- (ii) placing either one stone or a knight-connected pair
- (iii) making any number of own knight-connections
- Parts (ii) & (iii) together may be replaced by joining a simple diagonal of a square cross-cut
A sample game:
BilX JoaO
-----------------
1. k11 j3=l4
2. f4=g6 i10=j8
3. p4=o6 n10=l9=
4. s9=t11 p13=s14
5. d12=e14 e8=g9=
6. e7=d9= b11=d10=
7. q11=o12 l15=n16
8. p14=q16= =p17=r16=
9. m13=k14= i12=j14=
10 resign 0-1
a b c d e f g h i j K l m n o p q r s t u
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. . . . . . . . . . . . . . . . . . . 1
. . . . . . . . . . . . . . . . . . . . . o 2
o
. . . . . . . . . O_ . . . . . . . . . . . o 3
\___ o
. . . . . X . . . . . O . . . X . . . . . o 4
\ / o
. . . . . . ). . . . . . . . . ). . . . . . o 5
\ / o
. . . . . . X . . . . . . . X . . . . . . o 6
____/ o
. . . . X . . . . . . . . . . . . . . . . o 7
/ o
. . . .( O_ . . . . O_ . . . . . . . . . . . o 8
// \___ / \___ o
. . . X ). . O_ . .( . . O_ . . . . . . X . . o 9
/ \___ / \___ \ o
. . . _O . . . . O . . . . O . . . . .( . . o 10
___/ \ o
. O . . . . . . . . X . . . . . X . . X . o 11-
___/ o
. . . X . . . . O . . . . . X . . . . . . o 12
\ \ ___/ \ o
. . . . ). . . . .( . . . X . . ). O_ . . . . o 13
\ \ ____/ \ \___ o
. . . . X . . . . O_ X . . . . X . . O . . o 14
\___ \ / o
. . . . . . . . . . . O_ . . . . ). . ). . . o 15
\___ \ / o
. . . . . . . . . . . . . O_ . . X _O . . . o 16
\___ ___/ o
. . . . . . . . . . . . . . . O . . . . . o 17
o
. . . . . . . . . . . . . . . . . . . . . o 18
o
. . . . . . . . . . . . . . . . . . . . . o 19
o
. . . . . . . . . . . . . . . . . . . . . o 20
. . . . . . . . . . . . . . . . . . . 21
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a b c d e f g h i j k l m n o p q r s t u
Probably the game would still improve on a bigger board, so to create more blocking opportunities and countermoves.
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