is a
Japanese
Japanese may refer to:
* Something from or related to Japan, an island country in East Asia
* Japanese language, spoken mainly in Japan
* Japanese people, the ethnic group that identifies with Japan through ancestry or culture
** Japanese diaspor ...
term
Term may refer to:
* Terminology, or term, a noun or compound word used in a specific context, in particular:
**Technical term, part of the specialized vocabulary of a particular field, specifically:
***Scientific terminology, terms used by scient ...
in the game of
Go that refers to capturing a single stone, resulting in a
diamond
Diamond is a Allotropes of carbon, solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Another solid form of carbon known as graphite is the Chemical stability, chemically stable form of car ...
shape. The shape of the remaining capturing stones is considered to be very strong, due to its influence in all directions. A certain
Go proverb
Go, GO, G.O., or Go! may refer to:
Arts and entertainment Games and sport
* Go (game), a board game for two players
* '' Travel Go'' (formerly ''Go – The International Travel Game''), a game based on world travel
* Go, the starting position l ...
says: "A Ponnuki is worth 30 points".
A diamond shape (4 stones touching the same empty spot) is considered a ponnuki only when constructed by capturing the middle stone.
Depending on the context (other stones on the board), a ponnuki may be strong and
thick but inefficient (''overconcentrated'').
Etymology
The word ''ponnuki'' (ポン抜き) breaks up into ''pon'' and ''nuki'', in which ''pon'' is the sound of a cork when taken from a bottle, while ''nuki'' means "taking out" (noun), the expression means, 'to pop the cork', a poetic reference to taking the stone out of the centre.
References
Ponnuki on Sensei's Library
{{Go (game)
Go shapes