rougail:
  var:
  - val1
  - val2
  - val3
  - val4
  val1_dyn:
    var1: string1
    var2: string1
    var3: string1
    var4: string1
  val2_dyn:
    var1: string1
    var2: string1
    var3: string1
    var4: string1
  val3_dyn:
    var1: string1
    var2: string1
    var3: string1
    var4: string1
  val4_dyn:
    var1: string1
    var2: string1
    var3: string1
    var4: string1