<xsd:complexType name="BinaryLogicOpType"> <xsd:complexContent> <xsd:extension base="fes:LogicOpsType"> <xsd:choice minOccurs="2" maxOccurs="unbounded"> <xsd:group ref="fes:FilterPredicates" /> </xsd:choice> </xsd:extension> </xsd:complexContent> </xsd:complexType>