Semantic Web - RDF SPARQL OWL links

List "o" Semantic Links

Intro to the Semantic Web
Govtrack (public data and the semantic web)
SPARQL Query Language for RDF (tutorial)
Multiple Govtrack.us databases quariable by SPARQL (Simultaneously)
What is RDF
W3C OWL
Protege OWL (downloads and other good info)

"more to come "