object/nuveen/1 matches the site

public static HumanMadeObject Nuveen_1()
{
    var nuveenPainting = new HumanMadeObject()
        .WithContext()
        .WithId("https://linked.art/example/object/nuveen/1")
        .WithLabel("Nuveen Painting");

    nuveenPainting.IdentifiedBy = [
        new Name("The Nuveen Painting").AsPrimaryName()
    ];

    nuveenPainting.ProducedBy = new Production()
    {
        CarriedOutBy = [
            new Person()
                .WithId("https://linked.art/example/person/dine")
                .WithLabel("Jim Dine")
        ],
        CausedBy = [
            new Activity()
                .WithId("https://linked.art/example/event/nuveen_commission")
                .WithLabel("Commission")
        ]
    };

    return nuveenPainting;

}

• Role shortcuts AsPrimaryName, AsAccessionNumber and AsSystemAssignedNumber each add a single classification, with the AAT terms Primary Name, Accession Number and System Number.

var humanMadeObject = new HumanMadeObject
{
    Context = ["https://linked.art/ns/v1/linked-art.json"],
    Id = "https://linked.art/example/object/nuveen/1",
    Label = "Nuveen Painting",
    ProducedBy = new Production
    {
        CarriedOutBy =
        [
            new Person
            {
                Id = "https://linked.art/example/person/dine",
                Label = "Jim Dine",
            },
        ],
        CausedBy =
        [
            new Activity
            {
                Id = "https://linked.art/example/event/nuveen_commission",
                Label = "Commission",
            },
        ],
    },
    IdentifiedBy =
    [
        new Name("The Nuveen Painting")
        {
            ClassifiedAs = [Aat.PrimaryName],
        },
    ],
};

Generated from the object the example builds: every property that is set, as object initialisers, with the vocabulary constants where a term is in the registry. The fluent helpers are a convenience, not a requirement; this form and the one as written produce the same JSON.