ENCYCLOPEDIA OF CHESS COMBINATIONS Fifth editionTotal of 3,001 combinations, Hardcover, 656 pagesIncremental changes comparing to the 4th edition, ~5% of updated examples and new sub-structure:Themes>Three new sub-levels: Basic, Intermediate, Advanced.Following the path of:4th edition: Encyclopedia of Chess Combinations (2012)3rd edition: Anthology of Chess Combinations (2005)2nd edition: Anthology of Chess Combinations (1995)1st edition: Encyclopaedia of Chess Middlegames – Combinations (1980)Themesa. Annihilation of defence : Basic | Intermediate | Advancedb. Blockade : Basic | Intermediate | Advancedc. Clearance : Basic | Intermediate | Advanced d. Deflection : Basic | Intermediate | Advanced e. Discovered attack : Basic | Intermediate | Advanced f. Pinning : Basic | Intermediate | Advanced g. Demolition of pawn structure : Basic | Intermediate | Advanced h. Decoy : Basic | Intermediate | Advanced i. Interference : Basic | Intermediate | Advanced j. Double attack : Basic | Intermediate | Advanced