About: http://webisa.webdatacommons.org/269245779

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	(n is the average number of moles of ethylene reacted with one mole of hydrophobic base.) and M is H, metal such as alkali or alkaline-earth metal including Na and K, ammonia, ammonium, zinc or other metal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com