_:b668232239 . _:b668232240 _:b668232239 . _:b668232241 . _:b668232240 . _:b668232239 . _:b668232240 . _:b668232241 . _:b668232239 . _:b668232240 . _:b668232239 . _:b668232241 . _:b668232241 _:b668232240 .