Question: Karim Khalaf was Mayor of which West Bank city for 10 years in the late 20th century?
Sentence (from "Karim Khalaf"): Karim Hanna Sama'an Khalaf (Arabic: كريم حنا خلف‎ ‎ , 1935–1985) was a Palestinian attorney and politician who served as the Mayor of Ramallah from 1972 to 1982.
Relevant evidence: Yes