About: http://webisa.webdatacommons.org/450607265

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	Make sure that students who have conditions such as asthma, which could be exacerbated by vigorous exercise, participate only in activities that are safe for them.
http://www.w3.org/ns/prov#wasQuotedFrom	ck12.org