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?

True, but two in England that we know of were a part of the Essex entourage: Dr. Lopez, who had been physician to Essex ' step-father, the Earl of Leicester, had apparently treated the young Essex for some socially unacceptable ailment, and Antonio Perez, who was a guest at Essex House in the early 1590's.


"Results": [
    {
        "TypeName": "LOC",
        "Text": "England",
        "Start": 17,
        "End": 24
    },
    {
        "TypeName": "LOC",
        "Text": "Essex",
        "Start": 60,
        "End": 65
    },
    {
        "TypeName": "PER",
        "Text": "Lopez",
        "Start": 81,
        "End": 86
    },
    {
        "TypeName": "LOC",
        "Text": "Essex",
        "Start": 60,
        "End": 65
    },
    {
        "TypeName": "LOC",
        "Text": "Leicester",
        "Start": 147,
        "End": 156
    },
    {
        "TypeName": "LOC",
        "Text": "Essex",
        "Start": 60,
        "End": 65
    },
    {
        "TypeName": "PER",
        "Text": "Antonio Perez",
        "Start": 241,
        "End": 254
    },
    {
        "TypeName": "LOC",
        "Text": "Essex",
        "Start": 60,
        "End": 65
    }
]