_:b56728141 . _:b56728138 . _:b56728138 . _:b56728138 _:b56728140 . _:b56728140 _:b56728141 . _:b56728138 _:b56728139 . _:b56728140 . _:b56728138 "0.82"^^ . _:b56728139 "T081" . _:b56728138 . _:b56728139 "C2986734" . _:b56728141 "efficiency" .