== Example with mandatory variables not filled in

[,yaml]
----
---
family1:                      # New description
  variable1: example          # A variable
family2:                      # A second family
  variable2: example          # A second variable
----
== Example with all variables modifiable

[,yaml]
----
---
family1:                      # New description
  variable1: example          # A variable
family2:                      # A second family
  variable2: example          # A second variable
----