January 4, 2010
Black 1 is crucial.
After White 2 takes the two Black stones, to the next diagram.
(Continued 1)
After Black 3 takes the two White stones, to the next diagram.
(Continued 2)
With White 4, it returns to the initial shape.
Unless either side concedes, it repeats itself endlessly, so results in no game.
After Black 1 and 3, White 4 creates a rare shape of Chosei (Longevity).
If Black 5, to the next diagram.
(Continued 1)
If White 6, to the next diagram.
(Continued 2)
Black 7 and White 8 comes back to the shape of four moves before, and it repeats itself endlessly.
