8
Semantic Problems for XML
lSynonymy  and polysemy
*<PERSON> vs. <INDIVIDUAL>
*is <SPIDER> an arachnid or software?
lStructural differences
<PERSON>
   <NAME>John Smith</NAME>
</PERSON>
<PERSON>
   <NAME><FNAME>John</FNAME><LNAME>Smith</LNAME></NAME>
</PERSON>
<PERSON NAME=“John Smith”>