Object (id) {
    property String property-string-lalala: "value"
    property Number property-number+lalala??: 12.4
    property (String|Number) lalala: 42

    # Sets a whole hash as attribute.
    property hash property-hash: {
        a: b
    }

    ### [[[ UNCERTAIN FEATURE STARTS HERE
    # Sets specific properties in a predefined hash.
    property-hash-overload {
        a: b
        c: 12
    }
    # Sets a single property in a predefined hash.
    property-hash-overload-alt.a: b
    ### ]]] UNCERTAIN FEATURE ENDS HERE

    Object (id-child-1) {
        property string property-child: "value"
        
        Object (id-child-1-1) {}
    }

    Object (id-child-2) {
        property string property-child: "value-alt"
        
        Object {}
    }

    "string-child, probably ignored"

    12 # Integer child, probably ignored
}