Example with mandatory variables not filled in

---
rougail:                      # Rougail
  dynval1:
    var: example              # A dynamic variable

Example with all variables modifiable

---
rougail:                      # Rougail
  var1:                       # A suffix variable
    - val1
  dynval1:
    var: example              # A dynamic variable
  var2: example               # A variable calculated