Chess tournament champion is Komodo. FIDE tournaments are held according to the FIDE handbook rules, which is used as a basic guide for many chess tournaments. The handbook contains nine articles dealing with chess competitions. A chess clock is a clock with two separate time displays of which only one display can be running at a time. The player with the black pieces will initiate their opponent's timer at the start of the game. Thus the player with the white pieces will have their timer running first, and will make the first move. The player or the arbiter may end the game
Kriegspiel (chess) follows. The game is played with three boards, one for each player; the third is for the umpire (and spectators). Each opponent knows the exact position of just their pieces, and does not know where the opponent's pieces are (but can keep track of how many there are). Only the umpire knows the position of the game. The game proceeds in the following way: The umpire announces: Pawn promotions are not announced. Kriegspiel is sometimes used in chess problems. In these, usual variations introduced by different black moves are replaced by variations introduced by different announcements. An example of a