./test/relaxng/tutor3_7.rng:1: element element: Relax-NG validity error : Expecting an element , got nothing ./test/relaxng/tutor3_7.rng:1: element element: Relax-NG validity error : Invalid sequence in interleave ./test/relaxng/tutor3_7.rng:1: element element: Relax-NG validity error : Element element failed to validate content ./test/relaxng/tutor3_7.rng fails to validate