Example with mandatory variables not filled in

---                                                                             
dynval1:                                                                        
  dynval1:                                                                      
    var1: example                                                               
  dynval2:                                                                      
    var1: example                                                               
dynval2:                                                                        
  dynval1:                                                                      
    var1: example                                                               
  dynval2:                                                                      
    var1: example                                                               

Example with all modifiable variables

---                                                                             
var:                                                                            
  - val1                                                                        
  - val2                                                                        
dynval1:                                                                        
  dynval1:                                                                      
    var1: example                                                               
    var2:                                                                       
      - example                                                                 
      - example                                                                 
  dynval2:                                                                      
    var1: example                                                               
    var2:                                                                       
      - example                                                                 
      - example                                                                 
dynval2:                                                                        
  dynval1:                                                                      
    var1: example                                                               
    var2:                                                                       
      - example                                                                 
      - example                                                                 
  dynval2:                                                                      
    var1: example                                                               
    var2:                                                                       
      - example                                                                 
      - example