. . . . . . . . "CEO of DSC Inc. and Director of Operations for GSGI, author"@en . . . . . "1975"^^ . . . . . . . . . . . . . . . . . "United States Navy"@en . . . . "Dennis Chalker"@en . "1954-07-28"^^ . . . . . . . . . . . . . . . . . . . . . "6523887"^^ . . . . . . . . . "Dennis Chalker (born July 28, 1954) is a retired Navy SEAL, inventor and author who has written six books about the United States Navy SEALs."@en . . . . . . . . . . . "Denny, Snake"@en . . . . . . . . . . . "1971"^^ . . . "1971"^^ . "Place of burial"@en . . "6568"^^ . . "1977"^^ . . . . "Dennis Chalker (born July 28, 1954) is a retired Navy SEAL, inventor and author who has written six books about the United States Navy SEALs."@en . . "United States of America" . . "Dennis Chalker"@en . . . . . . . . . . . . . . . . "Dennis Chalker"@en . . . "Denny, Snake"@en . . "1096824662"^^ .