About: http://webisa.webdatacommons.org/18857232

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	A group is a vertical column in the periodic table of the elements.
http://www.w3.org/ns/prov#wasQuotedFrom	edinformatics.com