user: Question: What is the Opposition in the First round of the UEFA Cup with a Score of 3–1 (H), 2–0 (A)?
Columns: ['Season', 'Competition', 'Round', 'Opposition', 'Score']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1955–58', 'Inter-Cities Fairs Cup', 'Group B', 'Birmingham City', '0–0 (H), 1–2 (A)']
SQL:

assistant: SELECT "Opposition" FROM "Table" WHERE "Round" = 'First round' AND "Competition" = 'UEFA Cup' AND "Score" = '3–1 (H), 2–0 (A)';