tesuji to finish this game

macelee · #1

Saw this game while compiling Go4Go database. Black to play a tesuji and win this game immediately.

Click Here To Show Diagram Code: [go]$$W $$ +---------------------------------------+ $$ | . . . . . . . . . . . . . . . . . . . | $$ | . . . . . X X O . . . . . . . X . . . | $$ | . X X X . O . O . . . . . O . . . . . | $$ | . O . O O . . . . , . . . . . X . . . | $$ | . . O . . . X O . . . . . . . . . . . | $$ | . . . . . X O O . . X O . . . . X . . | $$ | . O X . X O O . . . . . . X . . . . . | $$ | . O . . X X X X X X . O O O X . O . . | $$ | . . O O O X O O O . X X O X X . . . . | $$ | . . X O X O O X . O X O X O . , . . . | $$ | . . X X X X X . . O X O X . . . . . . | $$ | . . . X X O X . . O X O . . . . . . . | $$ | . X O O O O X X . O . . . . . . O . . | $$ | . . X . O . O X O . . . . . . . . O . | $$ | . X . X O O X O . . . . . . X O O X . | $$ | . O . X O X X . O , . . O O O X X X . | $$ | . . X . X X O O . . . . . O X X . . . | $$ | . . X X O O . . . . . . . O . X O X . | $$ | . . . . . . . . . . . . . . . . . . . | $$ +---------------------------------------+[/go]

lobotommy · #2

Nice one. I'm surprised that such funny thing occured in a pro game.

speedchase · #3

I think i got it:

Click Here To Show Diagram Code: [go]$$b $$ +---------------------------------------+ $$ | . . . . . . . . . . . . . . . . . . . | $$ | . . . . . X X O . . . . . . . X . . . | $$ | . X X X . O . O . . . . . O . . . . . | $$ | . O . O O . . . . , . . . . . X . . . | $$ | . . O . . . X O . . . 7 . . . . . . . | $$ | . . . . . X O O . 9 X O 3 . . . X . . | $$ | . O X . X O O . 0 8 4 1 2 X . . . . . | $$ | . O . . X X X X X X 5 O O O X . O . . | $$ | . . O O O X O O O . X X O X X . . . . | $$ | . . X O X O O X . O X O X O . , . . . | $$ | . . X X X X X . . O X O X . . . . . . | $$ | . . . X X O X . . O X O . . . . . . . | $$ | . X O O O O X X . O . . . . . . O . . | $$ | . . X . O . O X O . . . . . . . . O . | $$ | . X . X O O X O . . . . . . X O O X . | $$ | . O . X O X X . O , . . O O O X X X . | $$ | . . X . X X O O . . . . . O X X . . . | $$ | . . X X O O . . . . . . . O . X O X . | $$ | . . . . . . . . . . . . . . . . . . . | $$ +---------------------------------------+[/go]

@

Click Here To Show Diagram Code: [go]$$b11 $$ +---------------------------------------+ $$ | . . . . . . . . . . . . . . . . . . . | $$ | . . . . . X X O . . . . . . . X . . . | $$ | . X X X . O . O . 9 . . . O . . . . . | $$ | . O . O O . . 3 5 8 0 . . . . X . . . | $$ | . . O . . . X O 4 6 7 X . . . . . . . | $$ | . . . . . X O O 1 X X O X . . . X . . | $$ | . O X . X O O 2 O O O O O X . . . . . | $$ | . O . . X X X X X X X O O O X . O . . | $$ | . . O O O X O O O . X X O X X . . . . | $$ | . . X O X O O X . O X O X O . , . . . | $$ | . . X X X X X . . O X O X . . . . . . | $$ | . . . X X O X . . O X O . . . . . . . | $$ | . X O O O O X X . O . . . . . . O . . | $$ | . . X . O . O X O . . . . . . . . O . | $$ | . X . X O O X O . . . . . . X O O X . | $$ | . O . X O X X . O , . . O O O X X X . | $$ | . . X . X X O O . . . . . O X X . . . | $$ | . . X X O O . . . . . . . O . X O X . | $$ | . . . . . . . . . . . . . . . . . . . | $$ +---------------------------------------+[/go]

Click Here To Show Diagram Code: [go]$$b21 $$ +---------------------------------------+ $$ | . . . . . . . . . . . . . . . . . . | $$ | . . . . . X X O . . 3 6 7 . . X . . . | $$ | . X X X . O . O . X 2 4 5 O . . . . . | $$ | . O . O O . . X X O O 1 . . . X . . . | $$ | . . O . . . X O O O X X . . . . . . . | $$ | . . . . . X O O X X X O X . . . X . . | $$ | . O X . X O O O O O O O O X . . . . . | $$ | . O . . X X X X X X X O O O X . O . . | $$ | . . O O O X O O O . X X O X X . . . . | $$ | . . X O X O O X . O X O X O . , . . . | $$ | . . X X X X X . . O X O X . . . . . . | $$ | . . . X X O X . . O X O . . . . . . . | $$ | . X O O O O X X . O . . . . . . O . . | $$ | . . X . O . O X O . . . . . . . . O . | $$ | . X . X O O X O . . . . . . X O O X . | $$ | . O . X O X X . O , . . O O O X X X . | $$ | . . X . X X O O . . . . . O X X . . . | $$ | . . X X O O . . . . . . . O . X O X . | $$ | . . . . . . . . . . . . . . . . . . . | $$ +---------------------------------------+[/go]

jts · #4

lobotommy wrote:

Nice one. I'm surprised that such funny thing occured in a pro game.

Personally, I think this one is more embarrassing:

http://senseis.xmp.net/?LadderExercise2

macelee · #5

speedchase has given the correct answer. Note that :b1:

and

in his second diagram can be swapped without affecting the final result.

Here is the link the the full game: http://www.go4go.net/go/games/sgfview/35678