Question: What is the date of birth of Sirimavo Bandaranaike's husband?
Sentence (from "S. W. R. D. Bandaranaike"): Solomon West Ridgeway Dias Bandaranaike (8 January 1899 – 26 September 1959), frequently referred to as S.W.R.D. Bandaranaike, was the fourth Prime Minister of Ceylon (later Sri Lanka) and founder of the Left wing and Sinhalese nationalist Sri Lanka Freedom Party.
Relevant evidence: Yes