user: Question: What opponent did they have a Bye result against before week 14?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'September 3, 1967', 'at Denver Broncos', 'L 26-21', '35,488']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Result" = 'Bye' AND "Week" < 14.0;