field hockey. Moreira de Melo is a professional poker player. Piet Roozenburg, a Rotterdam-born draughts player, who was the world champion from 1948 to 1956 and the 8-time Dutch champion. Betty Stöve, a Rotterdam-born retired female tennis double specialist and 10-time Grand Slam winner. Ingmar Vos, a Rotterdam-born decathlete, with a personal best of 8224 points. Yearly events Rotterdam hosts several annual events unique to the city. It hosts the Zomercarnaval (Summer carnaval), the second-largest Caribbean carnival in Europe, originally called the Antillean carnival. Other events include: North Sea Jazz Festival, the largest Jazz festival in Europe, and a three-day long maritime extravaganza called the World Port Days celebrating the Port of Rotterdam. January: 'Zesdaagse van Rotterdam' – Rotterdam Ahoy January: International Film Festival Rotterdam February: Rotterdam Open ABN AMRO ATP 500 Tennis Tournament – Rotterdam Ahoy Art Rotterdam - international art fair at Van Nellefabriek April–June: Rotterdam Marathon Poetry International Koningsdag Festival (27 April) CHIO (Concours Hippique International Officiel) Rotterdam Roparun July: North Sea Jazz Festival (second weekend of July) Summer Carnival August: Pleinbioscoop Dag van de Romantische Muziek (Romantic music festival) September: The World Port Days November/December (Last weekend before 5 December (Sinterklaas)) Boterletterwedstrijden (Sailing regatta for International classes) Transportation Rotterdam offers connections by international, national, regional and local public transport systems, as well as by the Dutch motorway network. Motorways There are several motorways to/from Rotterdam. The following four are part of its 'Ring' (ring road): A20 (Ring North): Hook of Holland – Rotterdam – Gouda A16 (Ring East): Rotterdam – Breda (- Antwerp – Paris) A15 (Ring South): Europoort – Rotterdam – Nijmegen A4 (Ring West). Rotterdam - The Hague (- Amsterdam) The following two other motorways also serve Rotterdam: A13, (Amsterdam -) The Hague – Delft – Rotterdam A29, (Antwerp -) Bergen op Zoom – Rotterdam Airport Much smaller than the international hub Schiphol Airport, Rotterdam The Hague Airport (formerly known as Zestienhoven) is the third-largest airport in the country, behind Schiphol Airport and Eindhoven Airport. Located north of the city, it has shown solid growth over the past five years, mostly caused by the growth of the low-cost carrier market. For business travellers, Rotterdam The Hague Airport offers advantages in terms of rapid handling of passengers and baggage. Environmental regulations make further growth uncertain. Train Rotterdam is well connected to the Dutch railway network, and has several international connections: Southern direction Dordrecht, Breda, Eindhoven,