OD1P - Aug 9 Problem / Failure

Sub-page of OD1PAug9Problem
[Diagram]

Failure 1

The white stone captured by 3 only makes a false eye.


[Diagram]

Failure 2

White makes a four-point nakade. Black is dead.


[Diagram]

Failure 3

Black lives in the corner, but sacrifices six stones.


[Diagram]

Solution 2?

mgoetze: Since this is not on the solution page it must be a failure... could someone show me the refutation please? :(

[Diagram]

Failure 4

Gorobei: this looks bad.

mgoetze: Hm, now how did I overlook that white 4? Wouldn't be a problem if it didn't put the stones at the right in Damezumari.

tapir: Hm, am I missing sth or is Black alive after B5 at a? I am missing sth.

[Diagram]

Failure 4 - II

[Diagram]

Failure 4 - III, B7 at B5, W8 at B1 -> ko

[Diagram]

Failure 4 - II

unkx80: How about this?


Solution


This is a copy of the living page "OD1P - Aug 9 Problem / Failure" at Sensei's Library.
(OC) 2014 the Authors, published under the OpenContent License V1.0.
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