CREATE TABLE table_51728 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years for Jazz" TEXT, "School/Club Team" TEXT)

What is the Nationality of the player who had Position of guard from School/Club Team Notre Dame?
SELECT "Nationality" FROM table_51728 WHERE "Position" = 'guard' AND "School/Club Team" = 'notre dame'
SELECT "Nationality" FROM "table_51728" WHERE "Position" = 'guard' AND "School/Club Team" = 'notre dame'