Four die but six live

    Keywords: Life & Death, Proverb

Table of contents Table of diagrams
Four stones on the third line die
Six stones on the third line: Segoe's sequences
Six stones on the third line another try
Five stones on the third line : B sente
Five stones on the third line variation: 6 at 9

On the third line or in the corner on the second line a string of four stones is dead, and a string of six stones is alive. A string of five stones lives or dies according to sente. Similar proverb is Six Die But Eight Live (on second line)


Four in row

[Diagram]

Four stones on the third line die

Black tries to expand his eyespace with B1 and B3, but White plays W2 and W4 and Black dies. B3 at a or B5 is met with W6.


Six in row

[Diagram]

Six stones on the third line: Segoe's sequences

Bill: This appears to be White's best play, leaving a possible seki. See [ext] Segoe's sequences.
Editor comment: Seki is a kind of unconditional life. (Six live)

[Diagram]

Six stones on the third line another try

Another attempt. Black is still alive. A is correct, B seems inferior. For continuations see Analysis page.


Five in row

Obviously black needs sente to save her stones. After Analysis it seems that black can unconditionaly live. Diagrams here shows one possible solution.

[Diagram]

Five stones on the third line : B sente

[Diagram]

Five stones on the third line variation: 6 at 9


This is a copy of the living page "Four die but six live" at Sensei's Library.
(OC) 2014 the Authors, published under the OpenContent License V1.0.
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