tiger snap-back (Chinese)
(removed from tiger's mouth to disambiguate - Dieter)
Source: Yansheng Zhai (1942-), Wei qi chu jie, or "Go" for beginners, Cosmos Books Ltd, HK, 2003, p.26.
The circle point is the distinguishing feature of the tiger shape, with only 1 liberty. Without stones being in proxmity, or support, any play at that point may be captured straight-away. That is why tiger shape may exist in such variations.
![[Diagram]](../../diagrams/50/579167712fa50f6586cfff73eab5707f.png)
Black play at circle point to kill by snapback.
As long as the 1 liberty feature exist the shape can be considered a tiger shape. This is because there are good tactical reasons to play at the circle point.
For example (although unconfirmed) One type of go tactic, snapback, always involve a play at such circle point.