"2009-12-16" . _:b4427308 . . _:b4427308 . _:b4237500 . . _:b4237500 . . _:b3844408 . _:b3651013 . _:b3844408 "2009-12-16"^^ . _:b3651013 "2009-12-16"^^ . _:b4427308 "2009-12-16"^^ . _:b3844408 . _:b3651013 . _:b4237500 "2009-12-16"^^ .