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False Eye/ Discussion
Sub-page of FalseEye

[Diagram]
One eye is false



Proto: Filling in the false eye at a would also be an example of oiotoshi.

Bill: Nope.

Proto: (c white and) W1 at b plus B2 at a equals oiotoshi?

Robert Pauli: Only if W1 at b is urgent, e.g.

[Diagram]
Oitoshi

Bill: To understand oiotoshi it helps to understand the related phrase, connect and die. In the original diagram the Black stones are already dead. For that reason they cannot die. Connecting does not change that.

In the second diagram the BS stones are alive (on the standard assumption that the external Black stones are alive). They may be captured, however, if Black connects them to the BC stones. Connect and die. That's why W1 is oiotoshi.



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(OC) 2004 the Authors, published under the OpenContent License V1.0.