World Chess Solving Championship

The World Chess Solving Championship (WCSC) is an annual competition in the solving of chess problems organised by the World Federation for Chess Composition (WFCC), previously by FIDE via the Permanent Commission of the FIDE for Chess Compositions (PCCC).

The participants must solve a series of different types of chess problem in a certain length of time. Points are awarded for correct solutions in the least amount of time. The lowest score at the end of the competition is proclaimed the winner.

The Tournament consists of six rounds over two days, with three rounds each day according to the following table:

For calculating a players rating whom previously did not have a rating, a provisional rating is given. This rating is given at the completion of the player's first tournament where the formula used is as follows:

For players who have previously established a rating the following formula demonstrates how a new rating is achieved.

KT = Tournament Coefficient (Ranging from 4 to 1 depending on strength of competition)

October 1st 2015, Top 10:

...
Wikipedia