<semantics>
     <apply>
          <plus/>
          <apply>
               <sin/>
               <ci> x </ci>
          </apply>
          <cn> 5 </cn>
     </apply>
     <annotation encoding="Maple">
sin(x) + 5
</annotation>
     <annotation-xml encoding="MathML-Presentation">
...
...
</annotation-xml>
     <annotation encoding="Mathematica">
Sin[x] + 5
</annotation>
     <annotation encoding="TeX">
\sin x + 5
</annotation>
     <annotation-xml encoding="OpenMath">
          <OMA>
               <OMS cd="transc1" name="sin"/>
               <OMI>5</OMI>
          </OMA>
     </annotation-xml>
</semantics>