PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sure ??? pens, computer printer ink and paper are deductible ??? but you might learn something new in these details and tips about book author tax deductions.Sales Tax Facts for Book AuthorsSales tax is a fact of retail life and authors who sell their own books directly to readers may be obligated to collect and remit sales taxes to their state tax authority.
http://www.w3.org/ns/prov#wasQuotedFrom
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