CREATE TABLE table_47208 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years for Grizzlies" TEXT, "School/Club Team" TEXT)

for how many years did the player who graduated from stanford play for Grizzlies?
SELECT "Years for Grizzlies" FROM table_47208 WHERE "School/Club Team" = 'stanford'
SELECT "Years for Grizzlies" FROM "table_47208" WHERE "School/Club Team" = 'stanford'