CREATE TABLE table_46624 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years for Grizzlies" TEXT, "School/Club Team" TEXT)

What are the years when the grizzles had a player who attended Villanova?
SELECT "Years for Grizzlies" FROM table_46624 WHERE "School/Club Team" = 'villanova'
SELECT "Years for Grizzlies" FROM "table_46624" WHERE "School/Club Team" = 'villanova'