PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While WhatsApp, which is free to download but charges users US$1 per year, is popular in some Asian markets such as Hong Kong and Singapore, services such as Line, WeChat and Kakao have also expanded around the region and beyond.
http://www.w3.org/ns/prov#wasQuotedFrom
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