<html><head><style type="text/css"></style></head><body><div style="font-family:'times new roman', 'new york', times, serif;font-size:12pt;color:black;"><div><p class="MsoNormal"><span style="font-family:Times;color:black">Dear All,<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black">I am exploring the use of ACE View. The first thing I did was to develop a trial ontology using the Classes, Properties and Individual tabs of the ACE View editor in Protege 4.1. I then generated the ACE text as shown in Fig. 1 attached. Now in my second </span><span style="font-size:16.5pt;font-family: Times;color:black">experiment</span><span style="font-family:Times;color:black"> I want to develop my ontology purely from using the ACE text generated in my first exercise. I now copy the ACE text and create a new ontology by pasting it into the ACE Text pane. When I run "Update", the ontology hierarchy that was used in generating the ACE text is not obtained as can be seen in Fig 2. Why is it so?</span><span style="font-size:16.5pt;font-family:Times; color:black"><o:p></o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black">What might have happened?<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black"><o:p> </o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black"><o:p> </o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black">Regards,<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-family:Times;color:black">Henry<o:p></o:p></span></p></div><div style="position:fixed"></div> </div></body></html>