What does RLR stand for?

What does RLR mean?

RLR	Reciprocal Licensing Review Board Miscellaneous » Construction
RLR	Robert Lyon Rasner Community » Famous
RLR	Ron Lummus Racing Business » Firms
RLR	Reliastar Financial Corporation Business » NYSE Symbols
RLR	Right Lumbar Region Medical » Physiology
RLR	Ruislip Lido Railway Regional » Railroads
RLR	Ron Lummus Racing Community » Sports
RLR	Run, Lynn, Run Community » Sports
RLR	Red Light Running Governmental » Transportation
RLR	Regular Luggage Rack Governmental » Transportation
RLR	Reinforcement Learning Repository Academic & Science » Universities