Example with mandatory variables not filled in

---                                                                             
var1:                                                                           
  - example                                                                     
var2:                                                                           
  - example                                                                     
var3:                                                                           
  - example                                                                     

Example with all variables modifiable

---                                                                             
var1:                                                                           
  - example                                                                     
var2:                                                                           
  - example                                                                     
var3:                                                                           
  - example                                                                     
var4:                                                                           
  - value                                                                       
var5:                                                                           
  - value                                                                       
var6:                                                                           
  - value                                                                       
var7:                                                                           
  - value                                                                       
var8:                                                                           
  - value