| | `--> 3c
  | |   +--> 3.C
  | |   +--> 4.ACD
  | | `--> proba1
  | | |--> 3.c
  | | |--> 3d
  | | `--> 3e
  | | +--> 2.c
  | | `--> 2.d
  | | +--> Etika
  | | +--> Logika
  | `--> Sile