[Original data] File name: s*.xdf Index of channel for event triggers: 1 Index of occipital EEG electrodes: 2:9 Index of behind-the-ear electrodes: 34:41 (Right -> Left) Index of electrode used for re-reference: 10 (FPz) [Epoched data] File name: s*.mat Index of occipital EEG electrodes: 1:8 Index of behind-the-ear electrodes: 11:18 (Right -> Left) Index of electrode used for re-reference: 9 (FPz) Masaki, 16-10-2017