CREATE TABLE table_303 ("Player" TEXT, "Position" TEXT, "School" TEXT, "Hometown" TEXT, "College" TEXT)

How many offensive line players played for a college in Alabama?
SELECT COUNT("Hometown") FROM table_303 WHERE "College" = 'Alabama' AND "Position" = 'Offensive line'
SELECT COUNT("Hometown") FROM "table_303" WHERE "College" = 'Alabama' AND "Position" = 'Offensive line'