Here is an attempt to bring Semantic Wikis and Rules together in a different way (E1, slides 11-15):

http://ruleml.org/talks/RuleEssentials-talk.pdf

http://www.cs.unb.ca/~boley/papers/RuleEssentials.pdf
Yet another way:
http://www.kiwi-project.eu/index.php/kiwi-vision

There was a SemTech2010 tutorial on Semantic MediaWiki (+ Halo extensions), which seemed to support simple inferencing:
http://www.slideshare.net/mtgreaves/tutorial-semantic-wikis-and-applications


Besides the paper you attached(*), there is also other online literature about Rule Responder :
http://ruleml.org/RuleResponder/documentation.html

The Intro here contains a new architecture diagram:
http://ruleml.org/RuleResponder/RuleResponderGuide


Here is some SemWeb background material:
__http://www.cs.unb.ca/~boley/cs6795swt/notes.html__