PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There a number of reasons why performance in sciences is declining such as poor teaching and learning environment including lack of laboratory rooms, lab equipment, science textbooks and materials, and lack of qualified teachers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ippmedia.com