Erwich: 100 Tactical Patterns You Must Know - Workbook ChessWare is a serious weapon at

is a serious weapon at the highest level

SUSAN POLGAR is a winner of four Women’s World Championships and the top-ranked woman chess player in the United States

Beginners and younger readers will enjoy the simple warm-up exercises

There are many books devoted to basic endgames

he decided he needed a change in his White opening repertoire

Erwich: 100 Tactical Patterns You Must Know - Workbook ChessWare is a serious weapon atPractical Exercises to Find Winning Chess Moves This workbook offers over five hundred carefully selected exercises to accompany the book 100 Tactical Patterns You Must Know. Experienced chess trainer Frank Erwich has not only identified the 100 most important tactical patterns, he has also collected hundreds of exercises for you to train these patterns. Solving these puzzles will drive home the key ideas, refresh your knowledge and improve your