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Richard Nikolaus Graf Coudenhove-Kalergi was born on November 17, 1894.
Richard Nikolaus von Coudenhove-Kalergi died on 1972-07-27.
Richard Nikolaus von Coudenhove-Kalergi was born on 1894-11-16.
Barbara Coudenhove-Kalergi was born in 1932.