user: Question: What is the Party of District of Illinois 19 with an Incumbent First elected in 1996?
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Results']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['Illinois 1', 'Bobby Rush', 'Democratic', 1992.0, 'Re-elected']
SQL:

assistant: SELECT "Party" FROM "Table" WHERE "First elected" = 1996.0 AND "District" = 'Illinois 19';