default namespace = ""

start =
  element bmd {
    element dateStamp { xsd:dateTime },
    element dataset {
      element p { element k { "RTH" }, element v { xsd:token } }?,
      element p { element k { "Country" }, element v { xsd:token } }?,
      element p { element k { "Centre" }, element v { xsd:token } }?,
      element p {
	element k { "Date" },
        element v { xsd:token { pattern = "\d\d\d\d/\d\d/\d\d" } }
      }?,
      element p {
	element k { "Category" },
	element v { "Essential" | "Additional" | "ICAO" | "Other" }
      }?,
      element p {
	element k { "TTAAii" },
        element v { xsd:token { pattern = "[A-Z][A-Z][A-Z][A-Z]([0-9][0-9])?" } }
      }?,
      element p {
	element k { "CCCC" },
        element v { xsd:token { pattern = "[A-Z][A-Z][A-Z][A-Z]" } }
      }?,
      element p { element k { "CodeForm" }, element v { xsd:token } }?,
      element p { element k { "TimeGroup" }, element v { xsd:token } }?,
      element p { element k { "AsNeeded" }, element v { "as needed" } }?,
      (
	element p {
	  element k { "Stations" },
	  element v { xsd:token },
	  element item {
	    attribute error { "unresolved" }?,
	    element stnid { xsd:NMTOKEN },
	    element table { "VOLA" | "CCCC" }?,
	    element lat { xsd:token }?,
	    element lon { xsd:token }?,
	    element h { xsd:token }?,
	    element name { xsd:token }?
	  }*
	}?
      |
	(
	  (
	    element p {
	      element k { "Resolution" },
	      element v { xsd:decimal }
	    }?,
	    element p { element k { "Param" }, element v { xsd:token } }?,
	    element p { element k { "Level" }, element v { xsd:token } }?,
	    element p { element k { "FT" }, element v { xsd:decimal } }?
	  )?,
	  element p { element k { "West" }, element v { xsd:decimal } }?,
	  element p { element k { "East" }, element v { xsd:decimal } }?,
	  element p { element k { "South" }, element v { xsd:decimal } }?,
	  element p { element k { "North" }, element v { xsd:decimal } }?,
	  element p { element k { "Parent" }, element v { xsd:anyURI } }?
	)
      ),
      element p { element k { "Remarks" }, element v { xsd:token } }?
    },
    element contact {
      attribute role { "MetadataContact" | "DataContact" | "RTH" },
      element p { element k { "Key" }, element v { xsd:NMTOKEN } }?,
      element p { element k { "Role" }, element v { xsd:token } }?,
      element p { element k { "Organization" }, element v { xsd:token } }?,
      element p { element k { "Telephone" }, element v { xsd:token } }?,
      element p { element k { "Facsimile" }, element v { xsd:token } }?,
      element p { element k { "Address" }, element v { xsd:token } }?,
      element p { element k { "City" }, element v { xsd:token } }?,
      element p { element k { "Area" }, element v { xsd:token } }?,
      element p { element k { "Country" }, element v { xsd:token } }?,
      element p { element k { "Postcode" }, element v { xsd:token } }?,
      element p { element k { "email" }, element v { xsd:token } }?,
      element p { element k { "web" }, element v { xsd:anyURI } }?
    }+
  }