Periodic Table Database Schema - v0.6.3
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    Type Alias CoupledValue<Q, T, S>

    CoupledValue: Expand<
        BaseValue<COUPLED> & {
            properties: RequireAtLeastOne<
                {
                    [K in Q]?: | PrimitiveValue<T>
                    | StructValue<S>
                    | SingleValue<K>
                    | ArrayValue<K>
                    | RangeValue<K>
                },
            >;
        },
    >

    Represents a heterogeneous coupling of physical, primitive, and structured values.

    Type Parameters