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
Marcin Kamiński (chess player) Marcin Kamiński (chess player) Marcin Kamiński (born 10 March 1977) is a Polish chess Grandmaster (1996). Marcin Kamiński learned play chess at the age of 4 years. He chess career began as a very successful junior player in the late 1980s and early 1990s. In 1989 he won World Youth Chess Championship (U12) in Aguadilla. Two years later, in Warsaw he repeated this success in the category up to 14 years. In 1993 Marcin Kamiński won the silver medal in European Youth Chess Championship. In 1994 - 1998 he participated in individual Polish Chess Championship finals. Winner of many tournaments,