What is the fine-grained topic of the following text: The time is now for the City of Windhoek in partnership with its sponsors namely Windhoek Lager, Standard Bank Namibia, Air Namibia, 99 FM, Jameson, Avani Windhoek Hotel and Casino and Ad Force to bring you the prestigious 2016 Windhoek Jazz Festival at the Hage Geingob Rugby Stadium tomorrow from 15h00 till late. Only return the topic.
2016 Windhoek Jazz Festival