Both a fascinating challenge and great training tool, these two, three and four move checkmates are great for beginning, intermediate and expert players. Mates are in order of difficulty, from simple to very complex positions. Learn the standard patterns for cornering the king, corridor and support mates, attraction and deflection sacrifices, pins and annihilation, the quiet move, and the dreaded zugzwang. Examples from old classics to the 1990's illustrate a wide range of ideas.