Schedule JSON

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

[
        {   // this is an event
            "title" : "str",
            "subtitle" : "str",
            "start" : "HH:mm",
            "end" : "HH:mm",
            "date" : "YYY-MM-DD",
            "location" : "str",
            "authors" : ["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
            ]
        }    
]

Example:

[
    {
        "title": "Opening",
        "subtitle": "might be there",
        "start": "13:30",
        "end": "14:30",
        "location": "B01.063",
        "date": "2014-08-01",
        "authors": ["George Martin"],
        "type": "talk",
        "abstract": "http://..."
    },
    {
        "title": "Session 1",
        "subtitle": "People talking",
        "tracks": [
            {
                "title": "Honorfull People",
                "subtitle": "might die earlier",
                "chair": ["Lord Aryn"],
                "events": [
                    {
                        "title": "Baelisch warned me",
                        "subtitle": "i guess",
                        "start": "14:45",
                        "end": "15:30",
                        "location": "B01.063",
                        "date": "2014-08-01",
                        "authors": ["Eddard Stark"],
                        "type": "talk",
                        "abstract": "http://..."
                    },
                    {
                        "title": "I've won every battle, but I'm losing this war",
                        "subtitle": null,
                        "start": "15:30",
                        "end": "16:15",
                        "location": "B01.063",
                        "date": "2014-08-01",
                        "authors": ["Rob Stark"],
                        "type": "talk",
                        "abstract": "http://..."
                    }
                ]
            },
            {
                "title": "Not so Honorfull People",
                "subtitle": null,
                "chair": ["Lord Tywin"],
                "events": [
                    {
                        "title": "It was Tyrion",
                        "subtitle": null,
                        "start": "14:45",
                        "end": "15:30",
                        "location": "B01.064",
                        "date": "2014-08-01",
                        "authors": ["Jeofrey Bratheon"],
                        "type": "talk", "abstract": "http://..."
                    },
                    {
                        "title": "I like ears",
                        "subtitle": null,
                        "start": "15:30",
                        "end": "16:00",
                        "location": "B01.064",
                        "date": "2014-08-01",
                        "authors": ["The biter"],
                        "type": "talk",
                        "abstract": "http://..."
                    },
                    {
                        "title": "Maeh",
                        "subtitle": null,
                        "start": "16:00",
                        "end": "16:15",
                        "location": "B01.064",
                        "date": "2014-08-01",
                        "authors": ["Vargo Hoat"],
                        "type": "talk",
                        "abstract": "http://..."
                    }
                ]
            }
        ]
    },
    {
        "title": "Coffe break",
        "subtitle": "might be there",
        "start": "16:15",
        "end": "17:00",
        "location": "Crown room",
        "date": "2014-08-01",
        "authors": [],
        "type": "break",
        "abstract": "http://..."
    },
    {
        "title": "Living people talking",
        "subtitle": null,
        "chair": "Sandor Clegane",
        "events": [
            {
                "title": "Seems every bad idea has some Lannister after it",
                "subtitle": "really i am asking you",
                "start": "14:45",
                "end": "15:30",
                "location": "B01.063",
                "date": "2014-08-02",
                "authors": ["Tyrion Lannister "],
                "type": "talk",
                "abstract": "http://..."
            },
            {
                "title": "The halls beneath the keep",
                "subtitle": null,
                "start": "15:30",
                "end": "16:15",
                "location": "Reed Keep",
                "date": "2014-08-02",
                "authors": ["Varys"],
                "type": "workshop",
                "abstract": "http://..."
            }
        ]
    },
    {
        "title": "Coffe break",
        "subtitle": "might be there",
        "start": "16:15",
        "end": "17:00",
        "location": "Crown room",
        "date": "2014-08-02",
        "authors": [],
        "type": "break",
        "abstract": "http://..."
    }
]