| **<aid="var1"name="var1">var1</a>**<br/>`string` `standard``mandatory` | A first variable.<br/>**Default**: no |
| **<aid="var2"name="var2">var2</a>**<br/>`string` `standard``mandatory` | A second variable.<br/>**Default**: no |
| **<aid="var3"name="var3">var3</a>**<br/>`string` `standard``mandatory` | A third variable.<br/>**Validator**: var3 must be different than var2<br/>**Default**: yes<br/>**Example**: yes |