Biggest Known Eye Space for which there is a Nakade

    Keywords: Life & Death

The bigger the eye shape gets, the less likely it is that all surrounding stones can be killed. There is no known nakade for an eye shape resulting from a capture of more than 17 stones.[2]


17

[Diagram]

Black starts and kills

Robert Pauli: Improved Dosetsu Inseki's[1] great construction (below) by one on 2004-05-01. As far as I see, the record is now at 17.

Solution...


16

[Diagram]

Black starts and kills

From Dosetsu Inseki's Igo Hatsuyoron.

Here [ext] as applet.

Solution...



[Diagram]

Is Black making life?

From Hirose Heijiro's Book of definitions...

Robert Pauli: ...according to JF's post on RGG, 1999-09-15. Initial ko capture added by me.

Solution...


[1] It's not sure if he himself did the job.

[2]
Bill: In a comment on Nakade Example 2 John Fairbairn mentions an example in a magazine covering a 36 point area.

Robert Pauli: Gee, like to see that one :-)

Bill: Me, too. :-)


This is a copy of the living page "Biggest Known Eye Space for which there is a Nakade" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.
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