... Hardware has environmental Instance∗ Environmental has mechanical has power Instance∗ Mechanical Instance∗ Power ··· has hardware∗ Hardware has system∗ has mechanical∗ System has network Instance∗ ... fundamental insights and research roadmap,” IEEE Transactions on Industrial Informatics, vol 2, no 1, pp 1–11, 2006 [33] O Kaykova, O Khriyenko, A Naumenko, V Terziyan, and A Zharko, “RSCDF: a ... a formal explicit specification of a shared conceptualization, defines “the basic terms and relations comprising the vocabulary of a topic area as well as the rules for combining terms and relations...