user: Question: When  Sault Ste. Marie Greyhounds (OHA) is the  college, junior, or club team how many nationalities are there?
Columns: ['Pick #', 'Player', 'Position', 'Nationality', 'NHL team', 'College/junior/club team']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [129.0, 'Bob Lorimer', 'Defence', 'Canada', 'New York Islanders', 'Michigan Technological University (NCAA)']
SQL:

assistant: SELECT COUNT("Nationality") FROM "Table" WHERE "College/junior/club team" = 'Sault Ste. Marie Greyhounds (OHA)';