Go Puzzle Sheet #3.3

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Real eyes and false eyes


. . . . . O . # .
. . . O O O # # #
. . . . . # . # O
. . . O O # # O O
. . . . , O . O .
. . . O . O . O .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .

Has the black group got two real eyes?


. # # O . . . . .
# . # O . O . . .
# # O . . . . . .
O O O . O . . . .
. . . . , . . . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .

Has the black group got two real eyes?


. . # . # # # . O
. O O # # . # . O
O . O . # # O O .
. O . O O O . . .
. . . . , . O . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .

Has the black group got two real eyes?


. . . . . . . . .
. . . . . . . . .
. . O . O O O . .
. . O . # # . O .
. . O # , # . O .
. O # . # O O . .
. O # # # . . . .
. O . . O O O . .
. . . . . . . . .

How can White stop Black from making two real eyes?


. . O O O O O O .
O . # # . # # . O
O . # . # . # . O
. O O # # # O . O
. . . O , O . O O
. . O . O . O . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .

How can Black make sure that the black group has two real eyes?


. . # . . # . # .
O O O # # # # # O
. . . O O O O O O
. . O . . . . . .
. . . . , . . . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .
. . . . . . . . .

How can White stop the black group from making two real eyes?

This page gives some of the problems from Paul Smith's "Cambridge Go Puzzle Book". Some other pages are listed here [5].

It is part of the British Go Association web site [6].