Contact play, diagonal away

  Difficulty: Expert   Keywords: Shape
[Diagram]

Otake's play

In a 1995 game against Yu Bin, Otake Hideo played the highly-unusual B1 after the contact play white+circle.



This is not joseki: Black was very strong on the upper side and wanted sente to play at a and complete his formation.

[Diagram]

Continuation

These plays followed.


This idea of the 'diagonal away' is unusual.

[Diagram]

Answering the contact play

On general principles of shape, one expects Black at answer at a, b or c (the play at the marked point being bad shape).

Exactly this shape does occur in a number of tenuki joseki; for example

Charles Matthews


This is a copy of the living page "Contact play, diagonal away" at Sensei's Library.
(OC) 2009 the Authors, published under the OpenContent License V1.0.
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