For an attack to be successful in a chess game, it is imperative that most of the pieces on the board should combine harmoniously. Chess basics... ...
http://www.deccanherald.com/content/324394/a-lesson-combining-pieces-well.htmlWith both Vladimir Kramnik and Magnus Carlsen struggling to get a result out of their round 13 games, the leaderboard of the Candidates tournament... ...
http://www.indianexpress.com/news/kramnik-carlsen-go-into-last-round-with-all-to-play-for/1095850/