Comb Formation
The comb formation is like a rectangular six, but with cutting points. On the side, it has cutting points at a. It is a basic life and death shape.
The broken comb formation in the corner or weak rectangular six in the corner has only one cutting point (a). See rectangular six in the corner.
Black first: It is alive with
at
.
White first: It is ko after
as shown in the diagram.
![[Diagram]](../../diagrams/16/96475d725d3559e589c68efeb063a286.png)
![[Diagram]](../../diagrams/20/d2db34ddba05e7f14b5eeb3eaf76e2af.png)
2024 the Authors,
published under the ![Sensei's Library [Welcome to Sensei's Library!]](../../images/stone-hello.png)