Six good and six bad shapes
These lists were posted to rec.games.go in 1999 by Clive Hunt, who learned them from Victor Chow. They go back to Victor's early go training in Guilin, China.
The six 'famous good shapes' are:
- butting play, together with contact plays on the other three sides of a lone stone.
That is, Black in some way 'bumps' with a play at
or any of a,
b and c.
These are ways of creating good, fighting shape.
The six 'famous bad shapes' are:
- The split shape (ripped keima) like