<details><summary>Example with mandatory variables not filled in</summary>

```yaml
---
family1:                      # The first family
  var: example
family2:                      # The second family
  var: example
```
</details>

<details><summary>Example with all variables modifiable</summary>

```yaml
---
family1:                      # The first family
  var: example
family2:                      # The second family
  var: example
```
</details>

