In a task step, a command element (<cmd>) describes the action the user needs to take.
Example
<taskbody> <context> <p>Once every 6000 kilometers or three months, change the oil in your car. This will help keep the engine in good condition.</p> <p>To change the oil:</p> </context> <steps> <step> <cmd>Remove the old oil filter.</cmd> </step> <step> <cmd>Drain the old oil.</cmd> </step>