# Example with mandatory variables not filled in

```yaml
---
var1: a                       # The first variable
var2: a                       # The second variable
```
# Example with all variables modifiable

```yaml
---
var1: a                       # The first variable
var2: a                       # The second variable
var3: a                       # The third variable
var4: b                       # The forth variable
var5: a                       # The fifth variable
var6: 1                       # The sixth variable
```