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"Course: Oblivion" is the 112th episode of the science fiction television series Star Trek: Voyager, the 18th episode of the fifth season. It is a sequel to the fourth-season episode " Demon ". In this episode a spaceship is making its way back to Earth, after being flung to the other side of the Galaxy.
In chess, a blunder is a critically bad mistake that severely worsens the player's position by allowing a loss of material, checkmate, or anything similar. It is usually caused by some tactical oversight, whether due to time trouble, overconfidence, or carelessness.
In chess, prophylaxis consists of a move or series of moves done by a player to prevent their opponent from taking some action. Such preventive moves, or prophylactic moves, aim not only to improve one's position but also to restrict the opponent in improving their own.
Staunton style chess pieces. Left to right: king, rook, queen, pawn, knight, bishop. The rules of chess (also known as the laws of chess) govern the play of the game of chess. Chess is a two-player abstract strategy board game. Each player controls sixteen pieces of six types on a chessboard. Each type of piece moves in a distinct way.
In chess, a tactic is a sequence of moves that each makes one or more immediate threats – a check, a material threat, a checkmating sequence threat, or the threat of another tactic – that culminates in the opponent's being unable to respond to all of the threats without making some kind of concession.
Cheating in chess is a deliberate violation of the rules of chess or other behaviour that is intended to give an unfair advantage to a player or team. Cheating can occur in many forms [ 1 ] and can take place before, during, or after a game.
The Semi-Slav Defense is a variation of the Queen's Gambit Declined chess opening defined by the position reached after the moves: . 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6. The position may readily be reached by a number of different move orders.
The Chess'n Math Association promotes chess at the scholastic level in Canada. Chess for Success is a program for at-risk schools in Oregon. [3] Since 1991, the U.S. Chess Center in Washington, D.C. teaches chess to children, especially those in the inner city, "as a means of improving their academic and social skills."