user: Question: What city in the East region in North Carolina was the round where the University of Richmond was the host?
Columns: ['Region', 'Host', 'Venue', 'City', 'State']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['East', 'Providence College', 'Alumni Hall (Providence)', 'Providence', 'Rhode Island']
SQL:

assistant: SELECT "City" FROM "Table" WHERE "Region" = 'East' AND "State" = 'North Carolina' AND "Host" = 'University of Richmond';