user: Question: What Nationality has a Position of Right Wing, with a #20 pick?
Columns: ['Pick #', 'Player', 'Position', 'Nationality', 'NHL team', 'College/junior/club team']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['17', 'Lorne Henning', 'Centre', 'Canada', 'New York Islanders', 'New Westminster Bruins (WCHL)']
SQL:

assistant: SELECT "Nationality" FROM "Table" WHERE "Position" = 'Right Wing' AND "Pick #" = '20';