UriSchemes/tn3270

"tn3270" is uriReg:schemeName of [
  is uriReg:reserves of [
    = <http://www.w3.org/Addressing/rfc1738.txt>;
    dc:title """Uniform Resource Locators (URL)""";
    dc:creator [
      dca:agentName "L. Masinter"],
      [dca:agentName "M. McCahill"],
      [dca:agentName "T. Berners-Lee"];
    inet:rfc "1738";
    dc:date "1994-12"; ];
]
.

see: Uniform Resource Locators (URL)

This looks like a case of UriSpaceSquatting.----