| ID, duration, wav, wav_format, wav_opts, spk_id, spk_id_format, spk_id_opts | |
| example1, 3.260, $data_folder/example1.wav, wav, , spk01, string, | |
| example2, 2.068, $data_folder/example2.flac, flac, , spk02, string, | |
| example5, 1.000, $data_folder/example5.wav, wav, start:10000 stop:26000, spk05, string, | |