./test/errors/content1.xml:7: parser error : ContentDecl : ',' '|' or ')' expected
<!ELEMENT aElement (a |b * >
                         ^
./test/errors/content1.xml:7: parser error : expected '>'
<!ELEMENT aElement (a |b * >
                         ^
./test/errors/content1.xml:7: parser error : internal error: xmlParseInternalSubset: error detected in Markup declaration

<!ELEMENT aElement (a |b * >
                         ^