Question: When did Ioan Grigore Ghica's father die?
Sentence (from "Ioan Grigore Ghica"): Prince Ioan Grigore Ghica (December 10, 1830 – March 21, 1881) was a Romanian politician who served as the Minister of Foreign Affairs of Principality of Romania from 29 September 1862 to 29 August 1863 and as the Minister of National Defense of Principality of Romania in two terms from July 19, 1861 until September 29, 1862 and from May 11, 1866 until August 5, 1866.
Relevant evidence: No