Information: - Leiderdorp is a town and municipality in the western Netherlands, in the province of South Holland near the city of Leiden. It had a population of in . - Noordwijk is a town and municipality in the west of the Netherlands, in the province of South Holland. The municipality covers an area of of which is water and had a population of in . - Leiden (in English and archaic Dutch also Leyden) is a city and municipality in the Dutch province of South Holland. The municipality of Leiden has a population of 122,915, but the city forms one densely connected agglomeration with its suburbs Oegstgeest, Leiderdorp, Voorschoten and Zoeterwoude with 206,647 inhabitants. The Netherlands Central Bureau of Statistics (CBS) further includes Katwijk in the agglomeration which makes the total population of the Leiden urban agglomeration 270,879, and in the larger Leiden urban area also Teylingen, Noordwijk, and Noordwijkerhout are included with in total 348,868 inhabitants. Leiden is located on the Oude Rijn, at a distance of some from The Hague to its south and some from Amsterdam to its north. The recreational area of the Kaag Lakes (Kagerplassen) lies just to the northeast of Leiden. - The Kagerplassen (a Dutch term meaning "the Kaag Lakes") is a small lake system in South Holland located to the northeast of Leiden. The Kaag Lakes are a popular area for boating, watersports, fishing, camping and walking. Windmills, waterfront pasture land ("weilanden") with grazing animals, quaint Dutch boats and buildings and (in season) flower fields are all part of the charm of boating and walking in this area. - Teylingen is a municipality in the western Netherlands, in the province of South Holland. It was created on 1 January 2006, through the amalgamation of Sassenheim, Voorhout, and Warmond. It is named after Castle Teylingen, located in Voorhout. - Noordwijkerhout is a town and municipality in the western Netherlands, in the province of South Holland. The municipality covers an area of of which is water and had a population of in . The town is in the bulb growing region (the Duin- en Bollenstreek) of the Netherlands, famed for its tulips. - Zoeterwoude is a municipality in the western Netherlands, in the province of South Holland. The municipality covers of which is water. It had a population of in . - South Holland is a province in the midwestern Netherlands. It has a population of just over 3.6 million (as of 2015) and a population density of about , making it the country's most populous province and one of the world's most densely populated areas. Situated on the North Sea in the west of the Netherlands, South Holland covers an area of , of which is water. It borders North Holland to the north, Utrecht and Gelderland to the east, and North Brabant and Zeeland to the south. The provincial capital is The Hague, while its largest city is Rotterdam. - Katwijk is a coastal municipality and town in the province of South Holland, which is situated in the mid-western part of the Netherlands. - Oegstgeest is a town and municipality in the province of South Holland in the western Netherlands. Its population was in . - Voorschoten (population: in ) is a village and municipality in the western Netherlands, in the province of South Holland. It is a smaller town in the Randstad, enclosed by the cities of Leiden, Wassenaar and The Hague. The municipality covers an area of of which is covered by water. Recently, plans to merge into one municipality with Wassenaar have been introduced. - Amsterdam is the capital and most populous municipality of the Kingdom of the Netherlands. Its status as the capital is mandated by the Constitution of the Netherlands, although it is not the seat of the government, which is The Hague. Amsterdam has a population of 847,176 within the city proper, 1,343,647 in the urban area, and 2,431,000 in the Amsterdam metropolitan area. The city is located in the province of North Holland in the west of the country. The metropolitan area comprises much of the northern part of the Randstad, one of the larger conurbations in Europe, with a population of approximately 7million. - The Hague (or "<nowiki>'</nowiki>s-Gravenhage" ) is a city located in the western coast of the Netherlands, and the capital city of the province of South Holland. - Gert Aandewiel ( born 9 September 1969 in Leiden , Zuid - Holland ) is a Dutch football manager and former football player . What is the relationship between 'gert aandewiel' and 'katwijk'?
The answer to this question is:
place of birth