_:b58057918 _:b58057920 . _:b58057921 "contact rate" . _:b58057918 "0.83"^^ . _:b58057920 _:b58057921 . _:b58057918 . _:b58057921 . _:b58057920 . _:b58057918 _:b58057919 . _:b58057918 . _:b58057918 . _:b58057919 "C0337611" . _:b58057919 "T098" .