@Test
    public void tags_can_be_added_dynamically() {
        given().an_order_for_a_$_car( CarType.BMW );
        when().the_order_is_processed();
        then().the_car_is_sent_to_manufacturing();
    }
This example shows how tags can be added dynamically at runtime.
jgiven-examples/src/test/java/com/tngtech/jgiven/examples/tags/DynamicTags.java