"1972Z"^^ . . . . "Sisowath Watchayavong"@en . "Watchayavong, Sisowath"@en . . "Cambodian politician" . . "Prince Sisowath Watchayavong (September 13, 1891 \u2013 January 30, 1972) was a Cambodian politician who was Prime Minister of Cambodia from 1947 to 1948."@en . . "1891-09-13Z"^^ . "1891Z"^^ . "1972-01-30Z"^^ . "Prince of Cambodia"@en . "1948Z"^^ . . "1947Z"^^ .