Complex sentence: The landmark Bevo Mill, constructed by August Anheuser Busch, Sr. in 1917, was closed in 2009, but reopened in October 2009 under new owners.
Split into simpler sentences: The landmark Bevo Mill, constructed by August Anheuser Busch, Sr. in 1917. It was closed in 2009, but it reopened in October 2009 under new owners.