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Cool tsumego

Posted: Sun Jul 13, 2014 8:16 am
by Bill Spight
Here is a cool tsumego for your enjoyment. :)



From Tsumego: New Research (1935), by Kita Fumiko, 5 dan. I corrected a slight error in the diagram.

Enjoy! :)

Re: Cool tsumego

Posted: Sun Jul 13, 2014 9:30 am
by Prodigious
Click Here To Show Diagram Code
[go]$$W
$$ ---------------------------------------
$$ | . . . . . O X 4 2 1 7 8 O . . . . . . |
$$ | . . . . O . O X 3 5 X X X O O . . . . |
$$ | . . . . . . O X 6 X O O O . . . . . . |
$$ | . . . , . . O X . X O . . O . , . . . |
$$ | . . . . . . O X . X O . . . . . . . . |
$$ | . . . . . . . O X . O . . . . . . . . |
$$ | . . . . . . O . O O . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Click Here To Show Diagram Code
[go]$$Wm9
$$ +---------------------------------------+
$$ | . . . . . O X X X 3 . X O 2 . . . . . |
$$ | . . . . O . O X . 1 X X X O O . . . . |
$$ | . . . . . . O X X X O O O . . . . . . |
$$ | . . . , . . O X . X O . . O . , . . . |
$$ | . . . . . . O X 5 X O . . . . . . . . |
$$ | . . . . . . . O X 4 O . . . . . . . . |
$$ | . . . . . . O . O O . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ +---------------------------------------+[/go]


Instead of 12, if black takes white's liberty, white plays 13 and black ends up with one eye. If black plays 13 instead of 12, white plays 12 and it's the same as the diagram.

Re: Cool tsumego

Posted: Sun Jul 13, 2014 9:43 am
by John Fairbairn
From Tsumego: New Research (1935), by Kita Fumiko, 5 dan.


Eh?! This is nothing more than Large Lyre from Gateway To All Marvels (No. 233 in my edition).

Re: Cool tsumego

Posted: Sun Jul 13, 2014 10:24 am
by Bill Spight
John Fairbairn wrote:
From Tsumego: New Research (1935), by Kita Fumiko, 5 dan.


Eh?! This is nothing more than Large Lyre from Gateway To All Marvels (No. 233 in my edition).


So much for new research, eh? ;)

Re: Cool tsumego

Posted: Tue Jul 15, 2014 10:28 am
by Bill Spight
Prodigious already posted the answer. Here are a couple of variations, as well. :)



The original position certainly looks hard to kill. I like the combination of the under the stones play and damezumari. :)

Re: Cool tsumego

Posted: Tue Jul 15, 2014 11:07 am
by oca
Hi Bill, my first instinct was to attack J14
But that failed... Still a bit difficult for me :blackeye:

Even the answer is difficult for me :lol:

Re: Cool tsumego

Posted: Sun Jul 20, 2014 7:24 pm
by gonut
Bill,

Ahem ... two weeks the ago, the AGA's Problem Of The Week guy published the same basic problem from the Gokyo Seimyo:
http://www.usgo.org/problem/seeing-move-too-far

Re: Cool tsumego

Posted: Sun Jul 20, 2014 9:46 pm
by Bill Spight
gonut wrote:Bill,

Ahem ... two weeks the ago, the AGA's Problem Of The Week guy published the same basic problem from the Gokyo Seimyo:
http://www.usgo.org/problem/seeing-move-too-far


:mrgreen: