The Modern Gurgenidze

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Manufacturer
Jaan Ehlvest
The Modern Nimzo-Indian

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Manufacturer
Igor Lysyj
The Modern Pirc

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Manufacturer
Victor Bologan
The Modern Réti

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Manufacturer
Alexander Delchev
The Modern Triangle

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Manufacturer
Semko Semkov
The modern Two Knights

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Manufacturer
Erwin L'Ami