What does O.A.R stand for?
Shattered (Turn the Car Around) "Shattered (Turn the Car Around)" is the second single and second track from rock band O.A.R.'s sixth studio album "All Sides" (2008).
Production Rule Representation The Production Rule Representation (PRR) is a proposed standard of the Object Management Group (OMG) to provide a vendor-neutral rule-model representation in UML for production rules as used in forward-chaining rule engines.