user: Question: What is the Nationality of the player who had Position of Guard from School/Club Team Notre Dame?
Columns: ['Player', 'Nationality', 'Position', 'Years for Jazz', 'School/Club Team']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Andre Wakefield', 'United States', 'Guard', '1979-80', 'Loyola']
SQL:

assistant: SELECT "Nationality" FROM "Table" WHERE "Position" = 'Guard' AND "School/Club Team" = 'Notre Dame';