The type dx:statementListType offers the possibility to specify several elements dx:statement of the type dx:statementType.
The tree structure of the type dx:statementListType has the following appearance:
<xs:complexType name="statementListType">
<xs:sequence>
<xs:element name="statement" type="dx:statementType" maxOccurs="unbounded"/>
</xs:sequence>
</xs:complexType>