About: http://webisa.webdatacommons.org/90268588

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	Another aspect of the invention is to provide metallocenes represented by the formula ZAMX3, wherein Z and A are as described above, M is a Group IVB or VB transition metal, and X is a halide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com