Question: When did Asdang Dejavudh's mother die?
Sentence (from "Asdang Dejavudh"): Asdang Dejavudh, Prince of Nakhon Ratchasima (12 May 1889 – 9 February 1924) was a son of King Chulalongkorn and Queen Saovabha Phongsri of Thailand.
Relevant evidence: Yes