In this article, you will be able to learn a couple of terms used while playing and some special moves in chess . So get ready to start the adventure!! CHECK - Check is a situation in chess where the king is under the threat of being captured by any of the opponents' pieces in the opponents' next turn. - The king can get captured by the opponent in the next round if the king is not moved to a safe place. - In simple terms, when a king is being attacked by an opponents' piece then it is a check. - The opponent need or need not say 'check' during a game or a tournament. Thus, tremendous concentration is required while playing to make sure that your king is not in danger. - If your king is not moved when it is a check and the opponent notices it, then the player whose king was in check would have an illegal move (moves that are illegal or not permitted in the game of chess). - If your king is not moved when it is a check and both the opponent and you notices it aft...