== Example with mandatory variables not filled in

[,yaml]
----
---
family:                       # Possibly hidden family
  sub_family:                 # A subfamily
    var1: example             # A variable
----
== Example with all variables modifiable

[,yaml]
----
---
condition: no                 # The variable use has condition
family:                       # Possibly hidden family
  sub_family:                 # A subfamily
    var1: example             # A variable
----
