PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If no cap-height measurement is available, a value of 1/12 the em-square might be appropriate, as cap-heigh generally varies from about 65% to 70% of the em-square.) For purposes of calculation, the above formula always includes the variable TheGap, but in each case this should be calculated depending on whether the mark is attached or not, as follows:
http://www.w3.org/ns/prov#wasQuotedFrom
  • unicode.org