user: Question: What is Position, when Round is less than 5, when Nationality is "Canada", and when College/Junior/Club Team (League) is "Saint John Sea Dogs ( QMJHL )"?
Columns: ['Round', 'Player', 'Position', 'Nationality', 'College/junior/club team (league)']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Nathan Beaulieu', 'Defence', 'Canada', 'Saint John Sea Dogs ( QMJHL )']
SQL:

assistant: SELECT "Position" FROM "Table" WHERE "Round" < 5.0 AND "Nationality" = 'Canada' AND "College/junior/club team (league)" = 'Saint John Sea Dogs ( QMJHL )';