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Grimlund Platten Zinoviev Eberlein Steinhardt Lunacharsky Sadoul Petrograd . en Grigory Zinoviev Anatoly Lunacharsky and foreign delegates to the Second Comintern Congress Petrograd Zinoviev is in the front passenger seat of the car flanked by Karl Steinhardt Austria middle row to Zinoviev's left Fritz Platten Switzerland back row