About: http://webisa.webdatacommons.org/66527677

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	I???m not sure how different jBox2D is from Box2D 2.2 seeing as it produces different results from the rest of the engines, but 11-12 ms is a pretty good result considering it is written entirely in Java.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com