About: http://webisa.webdatacommons.org/339336434

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	CH2 ═CH--Si(OR')3 or ##STR3## wherein R is --H or a methyl group, R' is an alkyl group and m is an integer of 3 or 4.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk