About: http://webisa.webdatacommons.org/320606296

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Maybe true, but I expect that if shortstop was a drastically more difficult position to fill in the 1970's, then we should see greater differences in players at 2b/ss and 3b/ss instead of the same pattern we see for modern players.
http://www.w3.org/ns/prov#wasQuotedFrom	baseballthinkfactory.org