. . "Martin Charteris"@en-US . "Martin Charteris Sir" . "Martin"@en . . "1999-12-23" . . "1913-09-07" . "http://www.wikidata.org/entity/Q6581097" . "Sir Martin Charteris"@en . "Charteris"@en . "Sir" . "Charteris, Martin, Sir" . "British courtier" . . . .