1Pattern: Select empty elements CCC 2/AAA/BBB/CCC line 3: Source contains an empty element CCC 3/AAA/BBB/CCC line 3: [1]An element CCC does not contain any child element 4/AAA/BBB/CCC line 3: [2]An element CCC does not contain any child element 5./test/schematron/zvon5_1.xml fails to validate 6