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Answer the capping play with a knight's move
Path: GoProverbs · Prev: ThereIsDamezumariInTheBambooJoint · Next: UrgentPointsBeforeBigPoints
Keywords: Proverb
In fact, this proverb should probably read
Third line
Why this knight's move ? Probably because it is a double purpose move. Its first purpose is to make territory while connecting, ...
... and its second to prepare an attack like in this diagram. For comparison ...
If Black defends and connects at 2, he has no severe follow up so that White can ignore it and treat 1 as a forcing move. Fourth line
This situation yields quite a different shape. In this case, an extension to 2 is better. It prepares an attack at 4.
Because the stones are one line higher, the keima has a weakness and does not cooperate too well with the follow up at 4. I open up this proverb page as food for discussion. I have far from the theoretical background to back up these ideas but I do have the advice from Guo Juan and indeed experienced the strengths and weaknesses of the shapes discussed. (later) I now realize that the answer may depend more of the surrounding stones than the line of the capped stone. See tower peep. Could these two proverbs summarized as: Reply to a capping play with a one space jump to the 4th line. Charles Matthews This is one case where database search does seem to support the proverb(s).
I did a search for a region like this (marked points included), not anchored (so in any position along the side), and symmetrised for left-right reflection. Mostly this formation will arise as White capping Black's stone. The most common answer was Black at a (30%); then Black at b (15%), Black at c (13%), tenuki and White plays d (10%), Black plays e (8%). In handicap go the answer at a is recommended, and it is also the common play in simple cases like this:
Black does usually react with the marked stone or point. I'd like to know more about the contact play and tenuki answers: Path: GoProverbs · Prev: ThereIsDamezumariInTheBambooJoint · Next: UrgentPointsBeforeBigPoints This is a copy of the living page "Answer the capping play with a knight's move" at Sensei's Library. ![]() |