About: http://webisa.webdatacommons.org/129862903

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	M is preferably a transition metal, for example Au, Bi, Cd, Ce, Co, Cu, Cr, Hf, In, Ir, Mn, Mo, Nb, Ni, Fe, Os, Pb, Pd, Pt, Re, Rh, Ru, Si, Sn, Ta, Ti, V, W, Zn or Zr, especially Co, Cu or Ni, more especially Co (II), Cu (n) or Ni (H).
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com