Questions tagged [extension]

A Go move, usually in the opening, that jumps along the side from an existing friendly stone (or wall), leaving a space between them and staying within one line of previous stone's height.

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4 answers

Second line invasion of two-space extension

The two-space extension is a very common pattern and forms a base. I've found lots of material here, and here, and elsewhere on how it cannot be cut and how to defend against various invasions. ...
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15 votes
2 answers

How far can you safely extend from your own wall?

When extending into what is basically open territory, how far can you extend to increase your influence/moyo, without inviting an invasion?
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