user: Question: Which Pick # has a Nationality of Canada, and a Team from of Sudbury Wolves?
Columns: ['Pick #', 'Player', 'Nationality', 'Position', 'Team from', 'League from']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [31.0, 'Tyler Pitlick', 'United States', 'C', 'Minnesota State University, Mankato', 'Western Collegiate Hockey Association']
SQL:

assistant: SELECT "Pick #" FROM "Table" WHERE "Nationality" = 'Canada' AND "Team from" = 'Sudbury Wolves';