$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X . X X X O . . . |
$$ | . . X O X O , . . |
$$ | . . . . X O . . . |
$$ | . . . . X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X . X X X O . . . |
$$ | . . X O X O , . . |
$$ | . . . . X O . . . |
$$ | . . . . X O . . . |
$$ +-------------------+[/go]
If B gets more than 7 points out of this corner he will win the game. ( The outside is not given, but W lives there) It is the end of the tournament and B is waiting for Jasiek's pass to start with his well deserved Pilsen drinks. Then he is hit by a jaseki.
endposition W+5:
$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 7 X b X O , . . |
$$ | a 3 6 c X O . . . |
$$ | 5 . 8 0 X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 7 X b X O , . . |
$$ | a 3 6 c X O . . . |
$$ | 5 . 8 0 X O . . . |
$$ +-------------------+[/go]
Jaseki? Is that a term for a joseki originated by RJ?
Re: jaseki
Posted: Sun Dec 01, 2013 6:29 pm
by cyclops
tchan001 wrote:Jaseki? Is that a term for a joseki originated by RJ?
Yes, but at the end of the game!
Re: jaseki
Posted: Sun Dec 01, 2013 6:59 pm
by Dusk Eagle
$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 b X O X O , . . |
$$ | . 3 4 . X O . . . |
$$ | . . a . X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 b X O X O , . . |
$$ | . 3 4 . X O . . . |
$$ | . . a . X O . . . |
$$ +-------------------+[/go]
What now? If white 'a' then black 'b'.
Edit:
I suppose it could result in a sending-2-returning-1/ko, which given the right ruleset and the existence of infinite unremovable ko threats elsewhere could cause problems. At least under Japanese rules, which I know best, there wouldn't be any problems for black.
$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 6 X O X O , . . |
$$ | . 3 4 8 X O . . . |
$$ | 7 . 5 9 X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 6 X O X O , . . |
$$ | . 3 4 8 X O . . . |
$$ | 7 . 5 9 X O . . . |
$$ +-------------------+[/go]
Re: jaseki
Posted: Sun Dec 01, 2013 7:08 pm
by ez4u
Dusk Eagle beat me to it.
My idea was like this but his is more elegant perhaps. Basically Black's throw in at 4 in the game helps White and makes seki possible.
$$Wc White shortage of liberties
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | 6 3 5 7 X O . . . |
$$ | . 8 . . X O . . . |
$$ +-------------------+
[go]$$Wc White shortage of liberties
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | 6 3 5 7 X O . . . |
$$ | . 8 . . X O . . . |
$$ +-------------------+[/go]
$$Wc White is helpless
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | . 3 6 8 X O . . . |
$$ | 5 7 9 . X O . . . |
$$ +-------------------+
[go]$$Wc White is helpless
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | . 3 6 8 X O . . . |
$$ | 5 7 9 . X O . . . |
$$ +-------------------+[/go]
Re: jaseki
Posted: Sun Dec 01, 2013 8:54 pm
by Bill Spight
Just to add a couple of variations.
$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 6 X O X O , . . |
$$ | . 3 4 . X O . . . |
$$ | . 5 . . X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 6 X O X O , . . |
$$ | . 3 4 . X O . . . |
$$ | . 5 . . X O . . . |
$$ +-------------------+[/go]
$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | 7 3 5 6 X O . . . |
$$ | . . 8 . X O . . . |
$$ +-------------------+
[go]$$Wc
$$ +-------------------+
$$ | . . . . . . . . . |
$$ | . . . . . . . . . |
$$ | . . , . , . , . . |
$$ | O O O O . . . . . |
$$ | O X X O O O , . . |
$$ | X 2 X X X O . . . |
$$ | 1 4 X O X O , . . |
$$ | 7 3 5 6 X O . . . |
$$ | . . 8 . X O . . . |
$$ +-------------------+[/go]
Re: jaseki
Posted: Mon Dec 02, 2013 4:39 am
by cyclops
I guess RJ had read it all before he played , hadn't you Robert? Anyway congrats with your 2d place.
Re: jaseki
Posted: Mon Dec 02, 2013 4:44 am
by asura
cyclops wrote:
tchan001 wrote:Jaseki? Is that a term for a joseki originated by RJ?
Yes, but at the end of the game!
I'd vote for a misstype, but if done by intention it would be a very cool term!
Re: jaseki
Posted: Mon Dec 02, 2013 6:16 am
by cyclops
asura wrote:
I'd vote for a misstype, but if done by intention it would be a very cool term!