CREATE TABLE table_50097 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years for Grizzlies" TEXT, "School/Club Team" TEXT)

What nationality is Kentucky and the player Tayshaun Prince?
SELECT "Nationality" FROM table_50097 WHERE "School/Club Team" = 'kentucky' AND "Player" = 'tayshaun prince'
SELECT "Nationality" FROM "table_50097" WHERE "Player" = 'tayshaun prince' AND "School/Club Team" = 'kentucky'