| | | +--> 1.D
  | | | +--> 3.AB
  | | | +--> 3.E
  | | | ---> 4.C
  | |   +--> 3.C
  | |   +--> 4.ACD
  | | |--> 2.r.
  | | |--> 3.r.
  | | ---> Etika
  | | | |--> Pehar
  | | | `--> Prsten
  | | ---> Logika
  | | | |--> Dokaz
  | | | |--> Pojam
  | | | |--> Sud
  | `--> Sile