5 Seems like <moo> is accepted, but should not, since "##other" rules out
6 elements in no namespace.
9 any-err-2.xml:18,8: (Error) cvc-complex-type.2.4.a: Invalid content starting
11 One of '{"urn:test:foo":bar, WC[##other:"urn:test:foo"]}' is expected.
14 <foo:foo xmlns:foo="urn:test:foo" xmlns:moo="urn:test:moo"
15 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
16 xsi:schemaLocation="urn:test:foo any-2_1.xsd">