. "1973-06-25Z"^^ . . "Nielsen, Gustaf"@en . "Gustaf Nielsen"@en . "Gustaf Nielsen (21 April 1910 \u2013 25 June 1973) was a Danish sports shooter. He competed in two events at the 1948 Summer Olympics."@en . "1910Z"^^ . "Sports shooter" . "1973Z"^^ . . . "1910-04-21Z"^^ .