Editing neo slot of "KNAW Amsterdam"

{
    "mainSubject": "s1demo8aaaaaai2",
    "subjects": {
        "s1demo8aaaaaai2": {
            "label": "KNAW Amsterdam",
            "schema": "Institution",
            "statements": {
                "Description": {
                    "type": "text",
                    "value": [
                        "Royal Netherlands Academy of Arts and Sciences, hosting humanities and social science research institutes."
                    ]
                },
                "City": {
                    "type": "relation",
                    "value": [
                        {
                            "id": "r1demo8aaaaaaA2",
                            "target": "sEpfwJLnuwcxvuJ"
                        }
                    ]
                },
                "Founded": {
                    "type": "number",
                    "value": 1808
                },
                "Website": {
                    "type": "url",
                    "value": [
                        "https://www.knaw.nl"
                    ]
                }
            }
        }
    }
}