user: Question: Who was the opposing team when the scorer was Ronaldinho 90+3'?
Columns: ['Match', 'Date', 'Round', 'Home/Away', 'Opponent team', 'Score', 'Scorers']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'September 18, 2008', 'First Round', 'Home', 'Zürich', '3–1', "Jankulovski 45+1' , Pato 56' , Borriello 74'"]
SQL:

assistant: SELECT "Opponent team" FROM "Table" WHERE "Scorers" = 'Ronaldinho 90+3''';