user: Question: What is the lowest PF?
Columns: ['Locale', 'Skip', 'W', 'L', 'PF', 'PA', 'Ends Won', 'Ends Lost', 'Blank Ends', 'Stolen Ends', 'Shot Pct.']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Manitoba', 'Jennifer Jones', 9.0, 2.0, 82.0, 55.0, 49.0, 38.0, 10.0, 18.0, 80.0]
SQL:

assistant: SELECT MIN("PF") FROM "Table";