_:b57389217 "density" . _:b57389214 . _:b57389214 . _:b57389214 . _:b57389214 "0.8"^^ . _:b57389215 "C0162339" . _:b57389216 _:b57389217 . _:b57389214 _:b57389216 . _:b57389215 "T081" . _:b57389216 . _:b57389214 _:b57389215 . _:b57389217 .