_:b57284729 . _:b57284726 _:b57284727 . _:b57284726 . _:b57284728 . _:b57284726 . _:b57284726 "1"^^ . _:b57284726 . _:b57284728 _:b57284729 . _:b57284729 "density" . _:b57284727 "C0178587" . _:b57284726 _:b57284728 . _:b57284727 "T081" .