<node name="negate" channel="inline" format="calculate/negate" model="">
    <node name="result" channel="inline" format="text/cybol-path" model=".result"/>
    <node name="operand" channel="inline" format="number/integer" model="1,2,3"/>
    <node name="type" channel="inline" format="meta/type" model="number/integer"/>
</node>