1  <element name="html" xmlns="http://relaxng.org/ns/structure/1.0">
 2    <element name="head">
 3      <element name="title">
 4        <text/>
 5      </element>
 6    </element>
 7    <element name="body">
 8      <element name="table">
 9        <attribute name="class">
10          <value>addressBook</value>
11        </attribute>
12        <oneOrMore>
13          <element name="tr">
14  	  <attribute name="class">
15  	    <value>card</value>
16  	  </attribute>
17            <element name="td">
18  	    <attribute name="class">
19  	      <value>name</value>
20  	    </attribute>
21              <interleave>
22                <text/>
23                <optional>
24                  <element name="span">
25                    <attribute name="class">
26                      <value>givenName</value>
27                    </attribute>
28                    <text/>
29                  </element>
30                </optional>
31                <optional>
32                  <element name="span">
33                    <attribute name="class">
34                      <value>familyName</value>
35                    </attribute>
36                    <text/>
37                  </element>
38                </optional>
39              </interleave>
40            </element>
41            <element name="td">
42  	    <attribute name="class">
43  	      <value>email</value>
44  	    </attribute>
45              <text/>
46            </element>
47          </element>
48        </oneOrMore>
49      </element>
50    </element>
51  </element>
52  
53