About: http://webisa.webdatacommons.org/432400196

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	Explain that the solid ground that we stand on is called the Earth???s crust, and underneath the crust is a layer called the mantle, which is made up of liquid, or molten rock called magma.
http://www.w3.org/ns/prov#wasQuotedFrom	pbslearningmedia.org