./test/VC/ElementValid5:7: element doc: validity error : Element doc content does not follow the DTD, expecting (a , b* , c+), got (a b c b) but thiswas not declaredseems ^ ./test/VC/ElementValid5:8: element doc: validity error : Element doc content does not follow the DTD, Misplaced b ^ ./test/VC/ElementValid5:8: element doc: validity error : Element doc content does not follow the DTD, Expecting more children ^