Damezumari Trouble.

Do you know what a ダメ詰まり ( damezumari ) is? Damezumari (also known as 수부족,subujok) is an igo term, means shortage of liberty.

An example of damezumari

Sometimes, damezumari can be really tricky. When someone think that one group is alive, be aware of damezumari.

Here's some example of damezumari mistake:
http://www.go4go.net/v2/modules/collection/sgfview.php?id=16228
A mistake of damezumari by Yashiro Kumiko.

http://www.go4go.net/v2/modules/collection/sgfview.php?id=10828
A mistake by Nakano Yasuhiro.

I remember that in Hikaru no Go, Tsutsui won from Kaio player, due to a misread of damezumari by the Kaio player, but I ndon't know the game record.