Сhess - tactics and strategy

Chess training program. Includes chess puzzles, chess tactics, chess openings, endings training, playing with computer, computer analysis ...IMPORTANT:1. PLEASE, WATCH DEMO VIDEO FIRST2. TO REGISTER THIS PROGRAM YOU CAN CLICK THE "BUY" BUTTON OF THE NAG SCREEN3. IF YOU CAN'T BUY THIS PROGRAM VIA GOOGLE PLAY, YOU CAN FIND MORE PAYMENT OPTIONS AT MY SITE (http://pbchess.vlasovsoft.net/en/register.html).Program site:http://pbchess.vlasovsoft.net/enWe have a lot of chess training materials ( tactics, endings, classic games ) for "Chess - tactics and strategy" at our site:http://pbchess.vlasovsoft.net/files/catalog/2014.11/contents.php?lng=enPlease contact me if any questions!http://pbchess.vlasovsoft.net/en/contacts.html(*) This is demo version of pbchess program. Limitations:1. Displays registration messages2. Can open only demo training databases. The registered version can open all the training bases.3. All the opening books are limited to the 3 first moves.You should register to get rid of these limitations.