Premise: Anna and the King is a 1944 semi-fictionalized biographical novel by Margaret Landon . Louis Thomas Gunnis Leonowens ( 25 October 1856 -- 17 February 1919 ) was a British subject who was the basis of a major character in the 1944 novel Anna and the King of Siam , as well as other fictional works based on it ( see below ) .
Hypothesis: Louis T. Leonowens was featured in Margaret Landon's biographical book.
Label: ENTAILMENT