Exit Zen
go_ld_big_ex_1_s_fg
English
Diagram
go_ld_big_ex_1_s_c
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White can reduce black to single eye, if white plays first.
go_ld_big_ex_1_e_fg
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Diagram
go_ld_big_ex_1_e_c
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To see whole sequence move by move, use arrows near the diagram!
go_ld_big_ex_2_s_fg
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Diagram
go_ld_big_ex_2_s_c
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This black group can always make two eyes. Black has two alternative places to make two eyes: A and B.
go_ld_big_ex_2_dead1_fg
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Diagram
go_ld_big_ex_2_dead1_c
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If black does not respond to white's move, White can kill black.
go_ld_big_ex_2_dead2_fg
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Diagram
go_ld_big_ex_2_dead2_c
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White can kill this position, as already seen in earlier positions.
go_ld_false_ex_1_s_fg
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Diagram
go_ld_false_ex_1_s_c
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It may look like black has two eyes. But in reality black has only one eye. White may need multiple moves to capture black stones, but eventually white can capture black.
go_ld_false_ex_1_e_fg
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Diagram
go_ld_false_ex_1_e_c
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Please replay the moves in the diagram to see how white can capture black. Black cannot resist the capture.
go_ld_false_eye_n
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False Eye
go_ld_false_eye_c
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False eye is an empty position that looks a bit like an eye, but does not protect the group.
go_ld_seki_start_n
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Mutual life (seki)
go_ld_seki_start_c
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Sometimes a mutual life may happen when two groups without eyes share two liberties. One such position is in the next diagram.
go_ld_seki_ex_1_fg
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Diagram
go_ld_seki_ex_1_e1_c
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If black attempts to capture white, black is captured.