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?

took a bit of searching to discover that POP is probably PoP - plaster of Paris and yes plaster of Paris will slow way down if it is not exposed to air - in fact, if you are building up plaster ("the way you would icing") to do sculpting, which is rather uncommon, you keep the set plaster damp in order to add more unset plaster or you have to wet the area where you will be adding plaster "mud"


"Results": []