Example with mandatory variables not filled in
```yaml
---
var1:
- example
var2:
- example
var3:
- example
```
Example with all variables modifiable
```yaml
---
var1:
- example
var2:
- example
var3:
- example
var4:
- value
var5:
- value
var6:
- value
var7:
- value
var8:
- value
```