user: Question: How many picks have Canada as the nationality and Larry Courville is the player?
Columns: ['Pick', 'Player', 'Position', 'Nationality', 'NHL team', 'College/junior/club team']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['53.', 'Brad Larsen', 'Left Wing', 'Canada', 'Ottawa Senators', 'Swift Current Broncos (WHL)']
SQL:

assistant: SELECT COUNT("Pick") FROM "Table" WHERE "Nationality" = 'Canada' AND "Player" = 'Larry Courville';