user: Question: When Dennis Ross (R) unopposed is the candidate what is the party?
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Florida 4', 'Ander Crenshaw', 'Republican', '2000', 'Re-elected', 'Ander Crenshaw (R) 76.1% Jim Klauder (I) 23.9%']
SQL:

assistant: SELECT "Party" FROM "Table" WHERE "Candidates" = 'Dennis Ross (R) unopposed';