Grenke Chess Classic

Grenke Chess Classic is an elite chess tournament held in the German cities of Karlsruhe and Baden-Baden and sponsored by . It has been held annually since 2013, with the exception of 2016.
2013.
Six players participated in the first edition of Grenke Chess. The winner was Viswanathan Anand ahead of Fabiano Caruana; they scored 6.5 and 6 out of 10, respectively.
2014.
Arkadij Naiditsch, the highest-rated German chess player won the 2014 edition of Grenke Chess Classic ahead of David Baramidze. This edition was not a supertournament, and was a national competition: all eight participants came from Germany. It was a single round robin, and two spots were provided for the players to win entry into the next edition of 2015.
2015.
The tournament was played between 2–9 February 2015. With an average rating of 2752, it is the strongest edition of Grenke Chess in its history. 
Among the participants were Magnus Carlsen, Fabiano Caruana, Viswanathan Anand and Levon Aronian. The winner was Magnus Carlsen, who eventually won a five-game tiebreak with Arkadij Naiditsch with a score of 3–2 (two rapid, two blitz and one armageddon game).
2017.
The 2017 tournament took place from 15 to 22 April in Karlsruhe and Baden-Baden.