Question: What is the date of death of Nazmiye Demirel's husband?
Sentence (from "Süleyman Demirel"): Sami Süleyman Gündoğdu Demirel (1 November 1924 – 17 June 2015) was a Turkish statesman and political leader who served as the 9th President of Turkey from 1993 to 2000.
Relevant evidence: Yes