user: Question: Which Visitor has a Decision of Osgood, and a Date of February 15?
Columns: ['Date', 'Visitor', 'Score', 'Home', 'Decision', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['February 2', 'St. Louis', '3 – 4', 'Detroit', 'Osgood', 19384.0, '32–11–7']
SQL:

assistant: SELECT "Visitor" FROM "Table" WHERE "Decision" = 'Osgood' AND "Date" = 'February 15';