Question: Nicola Dickson "Niki" Sauvage Tsongas is an American politician whose husband lost the 1992 Democratic presidential primary to who?
Sentence (from "Maryland Democratic primary, 2008"): Nicknamed the "Potomac Primary" or the "Chesapeake Primary" because the District of Columbia and Virginia also held their primaries that day (and all three border the Potomac River), a total of 70 delegates were up for grabs in Maryland.
Relevant evidence: No