Example with mandatory variables not filled in

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

Example with all variables modifiable

---                                                                             
rougail:                                                                        
  var1: example                                                                 
  var2: example                                                                 
  var3: example                                                                 
  var4: value                                                                   
  var5: value                                                                   
  var6: value                                                                   
  var7: '8080'                                                                  
  var8: 'true'