The subject appears to refer to a specific digital file associated with the popular Japanese album Girls Forever by the K-pop group KARA , which was released in November 2012.
: It is the record time (14.04 seconds) for a lead run by athlete Jordan Driver in San Angelo. Girls Forever (1404) mp4
: The ".mp4" extension suggests a video file, likely a music video, a "behind-the-scenes" featurette, or a fan-made "edit" celebrating group longevity. The subject appears to refer to a specific
While "1404" is likely an internal database index, it has appeared in other specific contexts: likely a music video