user: Question: Which party has Peter A. Quinn as a representative?
Columns: ['Representative', 'Years', 'State', 'Party', 'Lifespan']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['John A. Quackenbush', '1889–1893', 'New York', 'Republican', '1828–1908']
SQL:

assistant: SELECT "Party" FROM "Table" WHERE "Representative" = 'Peter A. Quinn';