If you are looking to pick up a new opening for Black against the Ruy Lopez, you might be interested in the Schliemann Defense
Alekhine’s Odessa Secrets: Chess, War and Revolution
Author: Sergei Tkachenko$15.99Publisher: Elk and Ruby Publishing House | Release Date: February 2018 | Contents: 214 pages
Sergei Tkachenko has written a fascinating account of Alexander Alekhine’s time spent in Odessa during World War I, the Russian Revolution and Civil War, as well as of the impact of Odessa on his later life. The book includes 24 complete games (some handicapped) with annotations from Alekhine, Sergei Tkachenko and Sergei Voronkov (co-author with David Bronstein of Secret Notes), as well as five puzzles and one fragment. Alekhine played in 22 of these games and the fragment and set three of the puzzles.**Prices may vary by country or platform. Please consult the "store" tab within the app.
Catastrophes & Tactics in the Chess Opening: Volume 5
Author: Carsten Hansen$4.99Publisher: Independent | Release Date: January 2018 | Contents: 213 pages
This book is a collection of games played by the best players in the world in which either White or Black wins in 15 moves or less either a result of brilliant chess tactics, an accumulation of mistakes or blunders. The chess opening variations in this volume are all the variations of the Sicilian Defense such as 1) Alapin Variation 2 c3, 2) The Grand Prix Attack, 3) The Closed Sicilians, 4) The Rossolimo 5) Moscow Attack (2…d6 3 Bb5+) , 6) O’Kelly (2…a6), Ultra-Fianchetto (2…g6) and Nimzowitch (2…Nf6) and others**Prices may vary by country or platform. Please consult the "store" tab within the app.
The Polar Bear System
Author: GM Henrik Danielsen$8.99Publisher: Independent | Release Date: April 2015 | Contents: 101 pages
The Polar Bear System starts after 1.f4 (the Bird opening) and then fianchetto of the King’s bishop.The system is for players who like interesting and original positions and want to avoid memorizing a lot of theory..**Prices may vary by country or platform. Please consult the "store" tab within the app.
The Polar Bear System: Volume 2
Author: GM Henrik Danielsen$9.99Publisher: Independent | Release Date: February 2016 | Contents: 170 pages
The Polar Bear System (PBS) is played to leave the mainstream and create new original positions. It starts with a fianchetto of the King’s bishop after 1.f4 d5. The second volume covers all setups after 1.f4 d5 except the mainlines from volume 1.**Prices may vary by country or platform. Please consult the "store" tab within the app.