user: Question: Which round has an opponent of Freiburg?
Columns: ['Season', 'Competition', 'Round', 'Opponent', 'Home', 'Away']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['2013–14', 'UEFA Europa League', '3Q', 'Hapoel Ramat Gan', '0–0', '1–0']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "Opponent" = 'Freiburg';