<http://ballcapblog.blogspot.com/2011/10/oddball-alley-2000-mlb-umpire-cap.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://ballcapblog.blogspot.com/2011/10/oddball-alley-2000-mlb-umpire-cap.html>