Sewing Machine Sequence

   

The sewing machine sequence is a sequence along the edge, where a repetitive pattern forces one player to crawl along the edge, while the other player creates influence.

[Diagram]

Black to try and escape...

[Diagram]

Black jumps out

[Diagram]

The pattern repeats

[Diagram]

it approches the other corner

[Diagram]

black fails


Note that black could escape if there is support in the upper right corner, but even then he has traded devastating thickness and influence for zero points, and might as well resign.

Example from a game

[Diagram]

Joseki

[Diagram]

Joseki deviation

[Diagram]

black prevents two eyes (W25 @ black+circle)

[Diagram]

the sequence begins

[Diagram]

white escapes, but at what cost?


This is a copy of the living page "Sewing Machine Sequence" at Sensei's Library.
(OC) 2012 the Authors, published under the OpenContent License V1.0.
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