Question: What is the date of death of Princess Jeguk's husband?
Sentence (from "Princess Jeguk"): "Daejang"-Princess Jeguk (28 June 1259 – 21 May 1297, "Princess-Aunt of the State of Je") or Empress Inmyeong was queen consort to king Chungnyeol of Goryeo and the mother of king Chungseon of Goryeo.
Relevant evidence: Yes