My best chess trainingsbook... LASZLO POLGAR
CHESS: TRAINING IN 5333 + 1 POSITIONS
AUTHOR: LASZLO POLGAR
PUBLISHER: KONEMAN 1994
The most complete collection of chess problems ever published, including 5334 instructional situations, presented by the world's leading chess teacher LASLO POLGAR. 306 Problems: checkmate in one move, 3412 problems: checkmate in two, 744 problems: mate in three. 143 instructional endgames. 600 games: attacking f2, g2, h2, h3, g3,f3.
LASZLO POLGAR is the father of the famous 'Polgar Sisters': Zsuzsa, Zsofia, Judit. He is an educational psychologist, he wrote a book entitled: 'Bring up genius'. He said: when a child is born healthy, it is an potential genius/ a genius is not born but is educated and trained. He succeeded in the experiment: his daughters reached the summit of chess playing.
If you can't win after reading this book, you can knocked out your opponent with this book, it is huge and more than one kilogram.