

UCF101_subset/
    train/
        BandMarching/
            video_1.mp4
            video_2.mp4
            
        Archery
            video_1.mp4
            video_2.mp4
            
        
    val/
        BandMarching/
            video_1.mp4
            video_2.mp4
            
        Archery
            video_1.mp4
            video_2.mp4
            
        
    test/
        BandMarching/
            video_1.mp4
            video_2.mp4
            
        Archery
            video_1.mp4
            video_2.mp4
            
        
The (sorted) video paths appear like so: