_:b16873 . _:b16884 . _:b16875 . _:b16875 _:b16885 . _:b16885 _:b16873 . _:b16877 _:b16875 . _:b16885 . _:b16873 _:b16871 . _:b16884 . _:b16877 . _:b16871 . _:b16871 _:b16884 .