Answers

(No. 281: Sep. 10, 2001)

Elementary level: Answer

Black 1 is the vital point.
If White 2, Black 3 kills White.
If White 2 at 3, Black 2 kills White.

Elementary level: Wrong Answer

Black 1 is wrong.
White lives with 2 to 6 in an Oshitsubushi.

Intermediate level: Answer

Black wins the capturing race with
the combination of Black's moves 1 and 3.

Intermediate level: Wrong Answer

Black 1 allows White to get a Ko with 2 to 8.