_:b57789266 _:b57789268 . _:b57789266 . _:b57789266 . _:b57789266 . _:b57789266 _:b57789267 . _:b57789268 . _:b57789268 _:b57789269 . _:b57789266 "0.87"^^ . _:b57789267 "C3899542" . _:b57789269 "communication" . _:b57789267 "T170" . _:b57789269 .