# File lib/rdf/redland/convert_owl.rb, line 26
  def convert_properties()
    todelete = []
    @model.find(nil,TYPE,PROPERTY) {|s,p,o|
      type = property_type(s)
      log("type is #{type}")
      @model.add(s,TYPE,type)
      todelete << Statement.new(s,p,o)
log("Converted rdf:Property #{s} into #{type}")
    }
    todelete.each{|st| @model.delete_statement(st)}
    
    
  end