user: Question: Who was the Opponent in Week 7?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'September 12, 1999', 'Carolina Panthers', 'W 19-10', '58,166']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Week" = 7.0;