question: Who died earlier, Gregory Zilboorg or Joseph Velikonja?
context: [["Joseph Franz Molitor", ["Franz Joseph Molitor, or Joseph Franz Molitor( July 7, 1779 in Oberursel/ Taunus \u2013 March 23, 1860 in Frankfurt/ Main) was a German writer and philosopher."]], ["Giuseppe Benedetto Cottolengo", ["Giuseppe Benedetto Cottolengo or Joseph Benedict Cottolengo( 3 May 1786 \u2013 30 April 1842) was the founder of the\" Little House of Divine Providence\" and is a saint of the Roman Catholic Church."]], ["Jacques Joseph Coiny", ["Jacques- Joseph, Jacques Joseph or Joseph Coiny( 19 March 1761, Versailles- 28 May 1809) was a French engraver."]], ["Joseph Velikonja", ["Joseph Velikonja( born Jo\u017ee Velikonja, April 17, 1923 \u2013 May 23, 2015) was a Slovene- American geographer."]], ["Guichard Joseph Duverney", ["Guichard Joseph Duverney or Joseph- Guichard Du Verney( 5 August 1648 \u2013 10 September 1730) was a French anatomist."]], ["J\u00f3zsef Zilisy", ["J\u00f3zsef Zilisy, also known as Giuseppe Zilizzi or Joseph Zilizzi( 21 February 1899 \u2013 2 March 1982) was a Hungarian- Italian footballer and football manager."]], ["Jean-Michel-Pascal Buhan", ["Jean( or Joseph)- Michel- Pascal Buhan( 17 April 1770 \u2013 24 February 1822) was an 18th- century French lawyer, poet, polemist and playwright."]], ["Gregory Zilboorg", ["Gregory Zilboorg( Russian: \u0413\u0440\u0438\u0433\u043e\u0440\u0438\u0439 \u0417\u0438\u043b\u044c\u0431\u0443\u0440\u0433)", "( December 25, 1890 \u2013 September 17, 1959) was a psychoanalyst and historian of psychiatry who is remembered for situating psychiatry within a broad sociological and humanistic context in his many writings and lectures."]], ["Josef Berger (speechwriter)", ["Josef Berger, or Joseph Isadore Berger( May 12, 1903 \u2013 November 11, 1971), was an American journalist, author and speechwriter."]], ["Moyle Sherer", ["Moyle Sherer( or Joseph Moyle Sherer)( 18 February 1789 \u2013 15 November 1869) was a British army officer, traveller and writer."]]]
supporting_facts: [["Gregory Zilboorg", 1], ["Joseph Velikonja", 0]]
evidences: [["Gregory Zilboorg", "date of death", "September 17, 1959"], ["Joseph Velikonja", "date of death", "May 23, 2015"]]
answer: Gregory Zilboorg