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Tsume problems usually present a situation that might occur in a shogi game (although unrealistic artistic tsume shogi exists), and the solver must find out how to achieve checkmate. It is similar to a mate-in-n chess problem. The term tsumi (詰み) means the state of checkmate itself. The verb form is tsumu (詰む) "to checkmate
extra time, consisting of two periods of 15 minutes each; a penalty shoot-out; Normally these are applied in the order listed above — i.e. for a two legged match, extra time is played if the away goals rule does not determine a victor. After extra time, if the score is still level, a penalty shoot-out takes place.
The expected goals metric is generally calculated by determining the likelihood of a shot being scored based on various factors, taken from the moment before the player shoots.
The time penalty consists of giving the opponent two minutes extra time in standard chess, [72] or one minute extra time in rapid or blitz. [73] The second stated completed illegal move by the same player results in the loss of the game, [ 72 ] unless the position is such that it is impossible for the opponent to win by any series of legal ...
The chess endgame with a king and a pawn versus a king is one of the most important and fundamental endgames, other than the basic checkmates. [1] It is an important endgame for chess players to master, since most other endgames have the potential of reducing to this type of endgame via exchanges of pieces.
An economical mate is a position such that all of the attacker's pieces [a] contribute to the checkmate, with the (optional) exception of the king and the pawns. [3] [b] The model mate and the ideal mate are both stronger forms of pure mate. When a checkmate is both "pure and economical", it is said to be a model mate.
Philidor's mate, also known as Philidor's legacy, is a checkmating pattern that ends in smothered mate. This method involves checking with the knight forcing the king out of the corner of the board, moving the knight away to deliver a double check from the queen and knight, sacrificing the queen to force the rook next to the king, and mating with the knight.
It works by confining the king with a pawn and using a queen to execute the checkmate. Damiano's mate is often arrived at by first sacrificing a rook on the h-file, then checking the king with the queen on the a-file or h-file, and then moving in for the mate. The checkmate was first published by Pedro Damiano in 1512. [11]