<?xml version='1.0'?>

<example>
    <?context-mathml-directive root symbol no ?>
    <OMOBJ xmlns="http://www.openmath.org/OpenMath" version="2.0" cdbase="http://www.openmath.org/cd">
        <OMA>
            <OMS cd="logic1" name="or"/>
            <OMA>
                <OMS cd="relation1" name="eq"/>
                <OMV name="x"/>
                <OMA>
                <OMS cd="arith1" name="divide"/>
                <OMA>
                    <OMS cd="arith1" name="plus"/>
                    <OMA>
                        <OMS cd="arith1" name="unary_minus"/>
                        <OMV name="b"/>
                    </OMA>
                    <OMA>
                        <OMS cd="arith1" name="root"/>
                        <OMV name="D"/>
                        <OMI>2</OMI>
                    </OMA>
                </OMA>
                <OMA>
                    <OMS cd="arith1" name="times"/>
                    <OMI>2</OMI>
                    <OMV name="a"/>
                </OMA>
            </OMA>
        </OMA>
        <OMA>
            <OMS cd="relation1" name="eq"/>
            <OMV name="x"/>
                <OMA>
                    <OMS cd="arith1" name="divide"/>
                    <OMA>
                        <OMS cd="arith1" name="minus"/>
                        <OMA>
                            <OMS cd="arith1" name="unary_minus"/>
                            <OMV name="b"/>
                        </OMA>
                        <OMA>
                            <OMS cd="arith1" name="root"/>
                            <OMV name="D"/>
                            <OMI>2</OMI>
                        </OMA>
                    </OMA>
                    <OMA>
                        <OMS cd="arith1" name="times"/>
                        <OMI>2</OMI>
                        <OMV name="a"/>
                    </OMA>
                </OMA>
            </OMA>
        </OMA>
    </OMOBJ>
<p>met</p>
    <OMOBJ xmlns="http://www.openmath.org/OpenMath" version="2.0" cdbase="http://www.openmath.org/cd">
        <OMA>
            <OMS cd="relation1" name="eq"/>
            <OMV name="D"/>
            <OMA>
                <OMS cd="arith1" name="minus"/>
                <OMA>
                    <OMS cd="arith1" name="power"/>
                    <OMV name="b"/>
                    <OMI>2</OMI>
                </OMA>
                <OMA>
                    <OMS cd="arith1" name="times"/>
                    <OMA>
                        <OMS cd="arith1" name="times"/>
                        <OMI>4</OMI>
                        <OMV name="a"/>
                    </OMA>
                    <OMV name="c"/>
                </OMA>
            </OMA>
        </OMA>
    </OMOBJ>
</example>
