Schedule JSON

This is a draft for the JSON format used to describe a conference schedule.

{
    "events" : [
        {   // this is an event
            "title" : "str",
            "subtitle" : "str",
            "start" : "time",
            "end" : "time",
            "date" : "date",
            "location" : "str",
            "author" : "str",
            "type" : "str", 
            "abstract" : "url"
        },
        {   // this is a session
            "title" : "str",
            "subtitle" : "str",
            "tracks" : [
                // list of tracks
            ]
        },
        {   // this is a track
            "title" : "str",
            "subtitle" : "str",
            "chair" : ["str"],
            "events" : [
                // list of events
            ]
        }    
    ]
}