PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition to the unusual TCP, UDP and SCTP host discovery types discussed previously, nmap can send the standard packets sent by the ubiquitous ping program. nmap sends an ICMP type 8 (echo request) packet to the target IP addresses, expecting a type 0 (echo reply) in return from available hosts.
http://www.w3.org/ns/prov#wasQuotedFrom
  • computerhope.com