user: Question: What is the smallest Wins with a Position of 20th, and Poles smaller than 0?
Columns: ['Season', 'Series', 'Team', 'Races', 'Wins', 'Poles', 'Podiums', 'Points', 'Position']
Types: ['real', 'text', 'text', 'real', 'real', 'real', 'real', 'real', 'text']
Sample row: [2005.0, 'Italian Formula Junior 1600', 'Tomcat Racing', 12.0, 5.0, 3.0, 10.0, 268.0, '1st']
SQL:

assistant: SELECT MIN("Wins") FROM "Table" WHERE "Position" = '20th' AND "Poles" < 0.0;