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gptkbp:instanceOf
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chess opening
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gptkbp:category
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gptkb:Open_Game
gptkb:Queen's_Pawn_Opening
gptkb:Hypermodern_Opening
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gptkbp:characteristic
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Black allows White to build a strong center
hypermodern opening
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gptkbp:ECOCode
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D70–D99
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gptkbp:firstBook
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1.d4 Nf6 2.c4 g6 3.Nc3 d5
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https://www.w3.org/2000/01/rdf-schema#label
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Gruenfeld Defense
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gptkbp:mainLine
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4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
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gptkbp:namedAfter
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gptkb:Ernst_Grünfeld
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gptkbp:notableGame
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gptkb:Fischer_vs._Spassky,_1972
gptkb:Kasparov_vs._Karpov,_World_Championship_1985
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gptkbp:opposedBy
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gptkb:King's_Indian_Defense
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gptkbp:originatedIn
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1922
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gptkbp:popularFor
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gptkb:Bobby_Fischer
gptkb:Garry_Kasparov
gptkb:Vladimir_Kramnik
gptkb:Peter_Svidler
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gptkbp:strategy
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Black attacks White's center with pieces
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gptkbp:thematicPawnBreak
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c5
e5
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gptkbp:thematicSquare
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d4
c3
g7
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gptkbp:theme
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Black's dark-squared bishop
Black's knight on d5
White's center pawns
White's queen on d4
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gptkbp:usedIn
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gptkb:World_Chess_Championship_matches
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gptkbp:variant
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gptkb:Smyslov_Variation
gptkb:Exchange_Variation
gptkb:Fianchetto_Variation
gptkb:Flohr_Variation
gptkb:Makagonov_Variation
gptkb:Modern_Exchange_Variation
gptkb:Neo-Grünfeld_Defense
gptkb:Three_Knights_Variation
gptkb:Hungarian_Variation
gptkb:Taimanov_Variation
gptkb:Brinckmann_Attack
gptkb:Lundin_Variation
gptkb:Prins_Variation
gptkb:Russian_System
gptkb:Stockholm_Variation
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gptkbp:bfsParent
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gptkb:Game_of_the_Century
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gptkbp:bfsLayer
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6
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