| | |--> 1OG
  | | |--> 1PT
  | | |--> 1ST
  | | ---> 2OG
  | | | |--> MKT
  | | |--> 2PT
  | | +--> 3OG
  | | |--> 4OG
  | |--> 1KOM
  | +--> 1OG
  | +--> 2KOM
  | |--> 2.PROD
  | +--> 3KOM
  |--> MATURA
  | |--> EPAS