Cho Chikun’s tesujis
Problem 1
Black to play.
Interactive Puzzle
Problem 2
White to play.
White to play
Problem 1
White to play.
Interactive Puzzle
Problem 2
White to play.
Interactive Puzzle
19x19 thingies for you
Problem 1
White to play.
Interactive Puzzle
Problem 2
Black to play.
Interactive Puzzle
Seki & semeai - a nice pair
Problem 1
Black to play.
Interactive Puzzle
Problem 2
White to play.
Interactive Puzzle
Messy corner
Problem 1
Black to play.
Interactive Puzzle
Problem 2
Black to play.
Interactive Puzzle
DDK problems
Problem 1
Black to play.
Interactive Puzzle
Problem 2
Black to play.
Interactive Puzzle
Big moves on a small board
Problem 1
Black to play.
Interactive Puzzle
Problem 2
Black to play.
Interactive Puzzle
Two politically incorrect puzzles
Problem 1
White to play.
Interactive Puzzle
Problem 2
White to play.
Interactive Puzzle
White to play
Problem 1
White to play.
Interactive Puzzle
Problem 2
White to play.
Interactive Puzzle
Shaky fundation
Problem 1
Black to play.
Interactive Puzzle
Problem 2
White to play.
Interactive Puzzle
Big, urgent …
or …
big & urgent?
Problem 1
Black to play.
Interactive Puzzle
Problem 2
Black to play.
Interactive Puzzle
Nagahara’s strategic concepts
Problem 1
Black to play.
Interactive Puzzle
Problem 2
Black to play.
