Know all the chess rules and much more

This book of chess contains all the chess rules with the technical and tactical considerations, and full of diagrams to illustrate the chess rules; also, guess 25 checkmate tests with diagrams (5 moves or less) + 25 quick chess of 20 moves or less. In order to win against the chess computers of top level, you must do many sacrifices; without that, it's almost impossible to win against them. Look at this chess book to understand this reality! The author, J.C. Grenon has won 809 chess against the chess computers of top level; 428 with the white pieces and 381 with the black pieces. At chess, the russian empire is on the wane !