limited to short program name or content title for display in the grid day and time information for when the program or content will be available content type what application is needed to view listen to or otherwise use content uri file or other pointer where the program or content can be obtained for each channel or content grouping additional fields may identify the channel or group as a whole uri file or other pointer or method on how to access programs or other content available on this channel or in this group there may be cases where channel numbers or group names conflict in different esg data sets the conversion or translation methods used on such esg data may include details as how to deal with name and channel conflicts such as renaming or merging rules merging rules could cover cases where specific programs or content conflict for the same channel or group e g two programs available on the same channel at the same time referring briefly to fig4 an example shows two esg data sources 402 a b with different esg data formats one format of esg data source 402 a is represented by description value pairs while the format of esg data source 402 b is represented as a comma separated file within esg translation and combination module 114 122 a translation module 404 a b associated with each esg.