Q: In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).
Context: The Diamond Games (sponsored in 2015 as BNP Paribas Fortis Diamond Games and formerly known as Proximus Diamond Games, GDF-Suez Diamond Games and Thomas Cook Diamond Games) was a professional women's tennis tournament organised in Antwerp, Belgium. The tournament took place in the Sportpaleis, at the beginning of February., Belgium , officially the Kingdom of Belgium, is a sovereign state in Western Europe bordered by France, the Netherlands, Germany, Luxembourg, and the North Sea. It is a small, densely populated country which covers an area of and has a population of about 11 million people. Straddling the cultural boundary between Germanic and Latin Europe, Belgium is home to two main linguistic groups: the Dutch-speaking, mostly Flemish community, which constitutes about 59% of the population, and the French-speaking, mostly Walloon population, which comprises 41% of all Belgians. Additionally, there is a small group of German-speakers who live in the East Cantons located around the High Fens area, and bordering Germany., The 2004 Proximus Diamond Games was held in Sportpaleis , Antwerp , in Belgium ., The Netherlands  is the main constituent country of the Kingdom of the Netherlands. It is a densely populated country located in Western Europe with three island territories in the Caribbean. The European part of the Netherlands borders Germany to the east, Belgium to the south, and the North Sea to the northwest, sharing maritime borders with Belgium, the United Kingdom, and Germany. The largest cities in the Netherlands are Amsterdam, Rotterdam, The Hague and Utrecht. Amsterdam is the country's capital, while The Hague holds the Dutch seat of government and parliament. The name "Holland" is used to refer informally to the whole of the country of the Netherlands., The Antwerps Sportpaleis (Antwerp's Sport Palace), also called Sportpaleis Antwerpen, Sportpaleis Merksem or simply the Sportpaleis, is an arena in Antwerp, Belgium. It is a multipurpose hall where concerts, sporting events, festivals and fairs are organized. The arena was built for sport, especially track cycling, but there is now little sport there, an exception being the Diamond Games tennis., Subject: 2004 proximus diamond games, Relation: sport, Options: (A) cycling (B) sport (C) tennis (D) united kingdom
A:
tennis