user: Question: What country does the Goaltender come from?
Columns: ['Pick #', 'Player', 'Position', 'Nationality', 'NHL team', 'College/junior/club team']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [71.0, 'Gerry Egers', 'Defence', 'Canada', 'California Golden Seals', 'Sudbury Wolves (NOHA)']
SQL:

assistant: SELECT "Nationality" FROM "Table" WHERE "Position" = 'Goaltender';