Question: What is the date of birth of Ensio Siilasvuo's father?
Sentence (from "Hjalmar Siilasvuo"): Hjalmar Fridolf Siilasvuo (birthname: Hjalmar Fridolf "Strömberg", 18 March 1892, Helsinki – 11 January 1947) was a Finnish lieutenant general who led troops in the Winter War, Continuation War and Lapland War.
Relevant evidence: Yes