(subclass AudioFile ComputerFile) | Media.kif 1454-1454 | Audio file is a subclass of computer file |
(subclass AudioFile AudioRecording) | Media.kif 1456-1456 | Audio file is a subclass of audio recording |
(subclass AudioVisualFile AudioFile) | Media.kif 1467-1467 | Audio visual file is a subclass of audio file |