PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, there are many dissimilar types of sleep apnea and the most widespread among them is the obstructive sleep apnea that happens when the throat muscles of the patients slow down sporadically and block their air passages while they are asleep.
http://www.w3.org/ns/prov#wasQuotedFrom
  • herbs2000.com