| RNG validity error: file ./test/relaxng/tutor3_7.rng line 1 element element | |
| Expecting an element , got nothing | |
| RNG validity error: file ./test/relaxng/tutor3_7.rng line 1 element element | |
| Invalid sequence in interleave | |
| RNG validity error: file ./test/relaxng/tutor3_7.rng line 1 element element | |
| Element element failed to validate content |