| Variable                                                                                                     | Description                                                                                                  |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **source_variable_1**<br/>[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | The first source variable.<br/>**Default**: val1                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| **source_variable_2**<br/>[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | The second source variable.<br/>**Default**: val2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| **my_variable**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | A variable.<br/>**Choices**: <br/>- the value of the variable "source_variable_1".<br/>- the value of the variable "source_variable_2".<br/>**Default**: val1                                                                                                                                                                                                                                                                                                                                                                                                                                           |