. _:b6959768 . _:b6959768 . _:b14521930 . . _:b14521930 . _:b6959768 . _:b6959768 . _:b14521930 . _:b6959768 . _:b14521930 . _:b6959768 . _:b6959768 . "4" . _:b14521930 . _:b14521930 . . .