Question: What was the political party of the District of Columbia Mayor who approved the Golden Triangle business improvement district in 1997?
Sentence (from "Marion Barry"): A Democrat, Barry had served three tenures on the Council of the District of Columbia, representing as an at-large member from 1975 to 1979 and in Ward 8 from 1993 to 1995, and again from 2005 to 2014.
Relevant evidence: Yes