Another answer is that Edwards certainly knows far more about foreign affairs now than Bush did then.

"Results": [
    {
        "TypeName": "PER",
        "Text": "Edwards",
        "Start": 23,
        "End": 30
    },
    {
        "TypeName": "PER",
        "Text": "Bush",
        "Start": 87,
        "End": 91
    }
]