Hot answers tagged tsumego
Yes, there are many examples if you look up a go "bestiary" (= One such position: $$B Status? $$ ----------------- $$ | O O X . O X . . $$ | O . X . O X . . $$ | X X X O O X . . $$ | . . O , O X . . $$ | O O O O O X . . $$ | X X X X X X . . $$ | . . . . . . . . If it is Japanese, Chinese, or AGA rules (basically anything without suicide), then white is ...
Since T14 allows a sente hane, the initial board effectively looks like this: $$W $$ ------------| $$ . X O . . . | $$ X . X O . . | $$ . . X O . . | $$ . . X O O . | $$ . . X X O . | $$ . . . O X 1 | $$ . . . X 2 . | $$ . . . . . . | The usual attempt is to hane from the outside, then kill by playing at the vital point: $$ ------------| $$ . X O 4 3 . | ...
GoChild http://gochild2009.appspot.com/ Currently my favorite. Has several large collections of problems. I like it for mass solving relatively simple problem. First you need to login with a google account. Then choose a collection on the right. And finally you need to switch to the Question or Progress tab on the right to solve problems.
I'm tempted to say its either ko or seki, black's choice. $$Bm1 $$ |------------ $$ | . 2 1 . X . $$ | . 3 O X . . $$ | . . O O X . $$ | . . O X . . $$ | . O O X . . $$ | . X X X . . $$ | . . . . . . W2 is the only move, and B3 enters the ko. $$Bm1 $$ |------------ $$ | . 2 1 . X . $$ | 3 . O X . . $$ | . . O O X . $$ | 4 . O X . . $$ | . O O ...
I'll second TimK's suggestion of Life and Death, particularly for developing a general approach, and also throw in a few others I've found useful: The Korean Problem Academy is an excellent collection of progressively more difficult problems. The books themselves are the best way to go if you can find them, as they have no answer key but generally can be ...
GoGrinder There is a cheap app for PC and mobile called GoGrinder. (see also) From my experience as well as what I heard from others it's a useful piece of software at a very reasonable price.
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