Glossary of general chess terms. absolute pin activity advantage adjournment adjust algebraic notation analysis annotation arbiter attack back rank mate backward pawn bad bishop battery bishop bishop pair black blindfold blitz blunder board book breakthrough bullet body check calculation capture castle centre check checkmate classical clearance clock closed combination compensation connected passed pawns correspondence counter attack counterplay dark squares defense descriptive notation development diagonal discovered attack distant opposition double check draw drawish ECF Elo endgame equal equalise evaluation exchange (the exchange) deflection en passant en prise fianchetto FIDE file flag flank flight square fool's mate forced fork forsythe notation fortress FM - FIDE master gambit game GM - international grandmaster good bishop grade grading performance grandmaster draw hanging hanging pawns half open file heavy piece hole hypermodern illegal move IM - international master initiative intermezzo interpose isolated pawn j'adoube kibitz king king hunt kingside kingside castling 0-0 knight legal move light squares lightning luft majority match mate material mating net middlegame miniature minor piece minority mobility norm novelty open open file opening opposition outside passed pawn over the board over protection over extension overworked piece patzer passed pawn passive pawn pawn chain pawn island pawn storm pawn structure perpetual check piece pin plan ply poisoned pawn position positional promotion protected passed pawn psudo sacrifice queen queening queenside queenside castling 0-0-0 rapid rank refutation repetition resign revealed attack rook round robin sacrifice sealed move score sharp simplification simul skewer smothered mate space spite check square stalemate style super grandmaster swindle swiss tactic technique tempi theory threat time control time trouble trade transposition trap triangulation unclear underpromotion variation waiting move weakness WFM - woman FIDE master white WIM - woman international master win windmill winning advantage WGM - woman grandmaster world champion x-ray zugzwang zwischenzug

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