_:b680822 . _:b680821 . _:b680823 . _:b680823 . _:b766544 _:b680821 . _:b766545 _:b680822 . _:b766546 . _:b680821 . _:b680822 . _:b680822 . _:b680823 . _:b766545 _:b766546 . _:b766544 _:b766545 . _:b766546 _:b680823 . _:b680821 .