Example with mandatory variables not filled in

---                                                                             
leader:                                                                         
  - leader: example                                                             
    follower1: example                                                          
    follower2: example                                                          

Example with all variables modifiable

---                                                                             
leader:                                                                         
  - leader: example                                                             
    follower1: example                                                          
    follower2: example