Tsumego (5): Answer

Here is the answer for tsumego(5) .

White first play 1 and black will answer with 2. After the trade, the cut at 3 is the capturing tesuji. Black can't answer with A2, because black will clearly dead.


What if black play at B1? The result is the same. White will extend at 5 and black of course will reply with 6. White will play at 7, and black will capture the stones with A1, but then white throws in with 9, followed by black 10 and white 11, and the rest is easy for white.