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Christian Poulsen was born on 1980-02-28.
Christian Poulsen - chess player - died in 1981.
Christian Poulsen - chess player - was born in 1912.
Christian Marinus Poulsen has written:
'Catalogue of West-India shells in the collection of Dr. C.M. Poulsen'
The answer to that question is:
Christian Poulsen