_:b56911784 _:b56911785 . _:b56911785 . _:b56911783 "C2986734" . _:b56911783 "T081" . _:b56911782 . _:b56911782 _:b56911784 . _:b56911785 "efficiency" . _:b56911782 "0.82"^^ . _:b56911784 . _:b56911782 . _:b56911782 . _:b56911782 _:b56911783 .