About: http://webisa.webdatacommons.org/445049472

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	You will need to build from sources gcc-4.9 (latest version is 4.9.1), here is a good, step by step, description of how to build and install gcc-4.9.1 on Ubuntu 14.04:
http://www.w3.org/ns/prov#wasQuotedFrom	askubuntu.com