Intermediate Problems (15-kyu to 8-kyu)The almost 1,500 problems in the four volume series (items GA310; GA311; GA312 and GA313, all sold separately) thoroughly drill the reader in the fundamentals of the game. Once you have finished studying these books, you will have mastered the elements of capturing and defending stones, life and death of groups, elementary tactics, the opening, and the endgame, thus laying a solid foundation for your future progress in the game.