1<?xml version="1.0" encoding="ISO-8859-1"?>
2<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
3           elementFormDefault="qualified">
4    
5    <xs:element name="persons">
6        <xs:complexType>
7            <xs:sequence>
8                <xs:element name="person" maxOccurs="unbounded">
9                    <xs:complexType>
10                        <xs:sequence>
11                            <xs:element name="full_name" type="xs:string"/>
12                            <xs:element name="middle_name" type="xs:string" minOccurs="2" maxOccurs="unbounded"/>
13                            <xs:element name="child_name" type="xs:string" minOccurs="3" maxOccurs="unbounded"/>
14                        </xs:sequence>
15                    </xs:complexType>
16                </xs:element>
17            </xs:sequence>
18        </xs:complexType>
19    </xs:element>
20    
21</xs:schema>
22