Please identify all the named entities mentioned in the input sentence provided below. Use only the categories: PER - person, ORG - organization, and LOC - location.
Remember, nationalities are neither locations nor organizations, and organizations can represent other groups of people.
Pay attention to the provided example. You should only output the results in JSON format, following a similar structure to the example result provided.

Example sentence and results:

Where in the world is Iguazu?

"Results": [
    {
        "TypeName": "LOC",
        "Text": "Iguazu",
        "Start": 22,
        "End": 28
    }
]

Considering the input sentence below, what is the output result?

If I remember, students went to Dartmouth, U.Penn, Duke, BU, William and Mary, Vassar, Howard, and Carnegie Mellon, among others.


"Results": [
    {
        "TypeName": "LOC",
        "Text": "Dartmouth",
        "Start": 32,
        "End": 41
    },
    {
        "TypeName": "LOC",
        "Text": "U.Penn",
        "Start": 43,
        "End": 49
    },
    {
        "TypeName": "LOC",
        "Text": "Duke",
        "Start": 51,
        "End": 55
    },
    {
        "TypeName": "LOC",
        "Text": "BU",
        "Start": 57,
        "End": 59
    },
    {
        "TypeName": "LOC",
        "Text": "William and Mary",
        "Start": 61,
        "End": 77
    },
    {
        "TypeName": "LOC",
        "Text": "Vassar",
        "Start": 79,
        "End": 85
    },
    {
        "TypeName": "LOC",
        "Text": "Howard",
        "Start": 87,
        "End": 93
    },
    {
        "TypeName": "LOC",
        "Text": "Carnegie Mellon",
        "Start": 99,
        "End": 114
    }
]