<math>
<merror>
<semantics>
<apply>
<plus/>
<apply><sin/>
<ci> x </ci>
</apply>
<cn> 5 </cn>
</apply>
<annotation-xml encoding="OpenMath">
<OMA><OMS name="plus" cd="arith1"/>
<OMA><OMS name="sin" cd="transc1"/>
<OMV name="x"/>
</OMA>
<OMI>5</OMI>
</OMA>
</annotation-xml>
</semantics>
</merror>
</math>