{
    "event": "Game with annotations 2",
    "mainVariation": {
        "nags": [ 10 ],
        "nodes": [
            { "notation": "e4", "nags": [ 5, 13 ] },
            "e5",
            { "notation": "Nf3", "tags": { "cal": "Rf3e5" } },
            { "notation": "Nc6", "tags": { "emptytag": "" } },
            { "notation": "Bc4", "comment": "" },
            { "notation": "Bc5", "tags": { "blanktag": " " } },
            { "notation": "c3", "comment": " " },
            "Nf6",
            { "notation": "d4", "comment": " ", "tags": { "cal": "Rd4c5,Rd4e5" } },
            "exd4",
            {
                "notation": "cxd4",
                "variations": [
                    {
                        "comment": "You should not see in PGN this since there is no move in the variation...",
                        "nodes": []
                    }
                ]
            },
            {
                "notation": "Bb4+",
                "variations": [
                    {
                        "comment": "",
                        "nodes": []
                    }
                ]
            },
            {
                "notation": "Nc3",
                "variations": [
                    {
                        "comment": " ",
                        "nodes": []
                    }
                ]
            },
            { "notation": "O-O", "tags": { "TheFirstTag": "a[b]c", "TheOtherTag": " " } }
        ]
    }
}