About: http://webisa.webdatacommons.org/427953860

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 concussion can occur when you get hit in the head or your head hits something really hard, such as the ground.
http://www.w3.org/ns/prov#wasQuotedFrom	wonderopolis.org