_:b6249447 . _:b6249447 . _:b6249447 . _:b23067821 . _:b6249447 _:b6249448 . _:b6249447 "1" . _:b6249447 . _:b6249447 _:b23067821 . _:b23067821 . _:b6249448 . _:b6249448 .