<http://schema.org/description>
"&lt;p&gt;With block delete, a slash code (/) in the program works with an on/off switch on the control panel.  If the switch is on, the control will ignore programming words to the right of slash codes. &lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/columns/simulating-multiple-block-delete-functions>