Chess annotation symbols

Notation indicating the writer's assessment of a chess move When annotating chess games, commentators frequently use widely recognized annotation symbols. Question marks and exclamation points that denote a move as bad or good are ubiquitous in chess literature. Some publications intended for an international audience, such as the Chess Informant, have a wide range of additional symbols that transcend language barriers. The common symbols for evaluating the merits of a move are "??", "?", "?!", "!?", "!", and "!!". The chosen symbol is appended to the text describing the move (e.g. Re7? or Kh1!?). These symbols are independent of the notation system being used. Evaluation symbols Moves Move evaluation symbols, by decreasing severity or increasing effectiveness of the move: ?? (Blunder) The double question mark "??" indicates a blunder, a critically bad mistake. Typical moves that receive double question marks are those that overlook a tactic that wins substantial material, overlook a checkmate, or miss a winning move after a severe mistake by the opponent. A "??"-worthy move may result in an immediately lost position, turn a won position into a draw, lose an important piece or othe