Contact play, diagonal away
Difficulty: Expert Keywords: Shape
In a 1995 game against Yu Bin, Otake Hideo played the highly-unusual
after the contact play
.
This is not joseki: Black was very strong on the upper side and wanted sente to play at a and complete his formation.
This idea of the 'diagonal away' is unusual.
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
![[Diagram]](../../diagrams/14/f6fa2db0be9043244b52385391162e7b.png)
![[Diagram]](../../diagrams/16/0e89300e9e4c5ee2a87376a64978f395.png)
![[Diagram]](../../diagrams/49/d92bcd7fa16d5659bccff3ca18635f36.png)
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