PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • My son started trying around 5 months, getting on his hands and knees and would do this rocking back and forth sort of thing, and started going at 6 months.
http://www.w3.org/ns/prov#wasQuotedFrom
  • parenting.com