. "1918Z"^^ . "United States Army officer" . "Clayton, Bertram Tracy"@en . . "Bertram Tracy Clayton (October 19, 1862 \u2013 May 30, 1918) was an American soldier and politician."@en . . "1862-10-19Z"^^ . . "1862Z"^^ . "1918-05-30Z"^^ .