Should China decide to retaliate against the US to defend its oil and natural gas deal with Iran, the US would be faced with a significant threat.

"Results": [
    {
        "TypeName": "LOC",
        "Text": "China",
        "Start": 7,
        "End": 12
    },
    {
        "TypeName": "LOC",
        "Text": "US",
        "Start": 45,
        "End": 47
    },
    {
        "TypeName": "LOC",
        "Text": "Iran",
        "Start": 92,
        "End": 96
    },
    {
        "TypeName": "LOC",
        "Text": "US",
        "Start": 45,
        "End": 47
    }
]