<?xml version='1.0'?>

<example>
    <OMOBJ xmlns="http://www.openmath.org/OpenMath" version="2.0" cdbase="http://www.openmath.org/cd">
        <OMA>
            <OMS cd="relation1" name="eq"/>
            <OMA>
                <OMS cd="arith1" name="power"/>
                <OMV name="a"/>
                <OMA>
                    <OMS cd="arith1" name="unary_minus"/>
                    <OMV name="n"/>
                </OMA>
            </OMA>
            <OMA>
                <OMS cd="arith1" name="power"/>
                <OMA>
                    <OMS cd="arith1" name="divide"/>
                    <OMI>1</OMI>
                    <OMV name="a"/>
                </OMA>
                <OMV name="n"/>
            </OMA>
            <OMA>
                <OMS cd="arith1" name="divide"/>
                <OMI>1</OMI>
                <OMA>
                    <OMS cd="arith1" name="power"/>
                    <OMV name="a"/>
                    <OMV name="n"/>
                </OMA>
            </OMA>
        </OMA>
    </OMOBJ>
</example>
