Patent ID: 7835622

Claim:
A recording medium having an executable data structure for managing reproduction of video data by a reproducing device, the video data having multiple reproduction paths, the recording medium comprising: a path management area storing a path management information file including path management information for managing reproduction of the video data by the reproducing device, the path management information indicating a playlist belonging to a reproduction path of the video data; and a playlist area storing a playlist file including the playlist, the playlist file being a separate file from the path management information file, the playlist including at least one playitem, the playitem identifying a playing interval in a clip of the video data, the playitem including a pair of IN-point information and OUT-point information that point to positions on a time axis of the clip, wherein the playlist file includes a playlist mark information field for at least one playlist mark, the playlist mark indicating a point of the video data and the beginning of a chapter, the playlist mark information field including a playitem indicator indicating the playitem on which the playlist mark is placed.