Nevertheless this places Karzai in a difficult and sensitive situation because he has to maintain excellent relations with both the US and Iran.

"Results": [
    {
        "TypeName": "PER",
        "Text": "Karzai",
        "Start": 25,
        "End": 31
    },
    {
        "TypeName": "LOC",
        "Text": "US",
        "Start": 132,
        "End": 134
    },
    {
        "TypeName": "LOC",
        "Text": "Iran",
        "Start": 139,
        "End": 143
    }
]