About: http://webisa.webdatacommons.org/396627834

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	The first example of this is at 1st level, with Befoul Water which can be used to infect a city's water supply, the others come in at higher levels such as the ability to prevent plants in an area from growing for 1 year.
http://www.w3.org/ns/prov#wasQuotedFrom	giantitp.com