Question: Who followed Willem-Alexander of the country, bearing the official name, sometimes known as the country having Purmerbuurt?

full_context: Document 1: Holland: Holland North and South Holland (in orange) shown together within the Netherlands Country Netherlands Largest settlements List (show) Amsterdam Rotterdam The Hague Haarlem Zoetermeer Dordrecht Leiden Area Total 5,488 km (2,119 sq mi) Population (January 2017) Total 6,466,735 Density 1,200 / km (3,100 / sq mi) Demonym (s) Hollander Time zone CET (UTC + 1) Summer (DST) CEST (UTC + 2)
Document 2: North Holland: The capital and seat of the provincial government is Haarlem, and the province's largest city is the Netherlands' capital Amsterdam. The King's Commissioner of North Holland is Johan Remkes, serving since 2010. There are 51 municipalities and three (including parts of) water boards in the province.
Document 3: Princess Elisabeth, Duchess of Brabant: Princess Elisabeth, Duchess of Brabant (; ; born 25 October 2001), is the heir apparent to the Belgian throne. The eldest child of King Philippe and Queen Mathilde, she acquired her position after her grandfather King Albert II abdicated in favour of her father on 21 July 2013.
Document 4: Princess Margriet of the Netherlands: Princess Margriet of the Netherlands (Margriet Francisca; born 19 January 1943) is the third daughter of Queen Juliana and Prince Bernhard. As an aunt of the reigning monarch, King Willem-Alexander, she is a member of the Dutch Royal House and currently eighth and last in the line of succession to the throne.
Document 5: Nesselande: Nesselande is a new extension on the east side of the city of Rotterdam, in South Holland, the Netherlands. It is part of the borough of Prins Alexander, formerly Zevenhuizen-Moerkapelle.
Document 6: Purmerbuurt: Purmerbuurt is a village in the Dutch province of North Holland in the polder the Purmer. It is part of the municipality of Purmerend, and is directly connected to the city of Purmerend by an Intersection. The village has its own church, de Purmerkerk. Purmerbuurt is surrounded by the Purmerbos. (Purmer forest)
Document 7: Catharina-Amalia, Princess of Orange: Princess Catharina-Amalia is the eldest child of King Willem-Alexander and Queen Máxima. She became heir apparent when her father ascended the throne on 30 April 2013.
Document 8: Haarlemmerhout: The Haarlemmerhout is the oldest public park of the Netherlands. It lies on the south side of Haarlem, on the same old sandy sea wall that is shared by the public park Haagse Bos in The Hague and the Alkmaarderhout in Alkmaar.
Document 9: Willem-Alexander of the Netherlands: Willem - Alexander (Dutch: (ˈʋɪləm aːlɛkˈsɑndər); born Willem - Alexander Claus George Ferdinand, 27 April 1967) is the King of the Netherlands, having ascended the throne following his mother's abdication in 2013.
Document 10: Victoria, Crown Princess of Sweden: Victoria, Crown Princess of Sweden, Duchess of Västergötland (Victoria Ingrid Alice Désirée; , born 14 July 1977) is the heir apparent to the Swedish throne, as the eldest child of King Carl XVI Gustaf. If she ascends to the throne as expected, she will be Sweden's fourth queen regnant (after Margaret, Christina and Ulrika Eleonora) and the first since 1720.
Document 11: Dutch Brazil: Dutch Brazil, also known as New Holland, was the northern portion of the Portuguese colony of Brazil, ruled by the Dutch during the Dutch colonization of the Americas between 1630 and 1654. The main cities of the Dutch colony of New Holland were the capital Mauritsstad (today Recife), Frederikstadt (João Pessoa), Nieuw Amsterdam (Natal), Saint Louis (São Luís), São Cristóvão, Fortaleza (Fort Schoonenborch), Sirinhaém and Olinda.
Document 12: Westerpark (park): The "Westerpark" (English: "Western Park") is a public urban park in Amsterdam, Netherlands. The former borough ("stadsdeel") of Westerpark is named after the park, as is the current neighborhood. In 2012 opposite the park, two trains were involved in a head-on collision.
Document 13: Postage stamps and postal history of the Netherlands: The postal region of the Netherlands is located in North-West Europe and comprises the whole territory of the Kingdom of the Netherlands in Europe and until 2010 the full territory of the country the Netherlands. Four other postal regions exist in the kingdom: for Aruba, the Caribbean Netherlands (Bonaire, Sint Eustatius and Saba), Curaçao and Sint Maarten.
Document 14: Melsen: Melsen is a village in the province of East-Flanders, Belgium, and is a part of the municipality of Merelbeke. It covers an area of roughly 3 square kilometers. Its terrain is largely made up of one great hill. The northern and southern slopes of the hill, which are fairly steep for the surrounding area (about 20 meters), form the natural boundaries with the bordering villages of Vurste and Schelderode. The eastern slopes of the hill evolve into agricultural land and farther east into the forest of Makkegem. The western slope descends into a marsh that is connected to the Schelde (Scheldt) river.
Document 15: Pengorffwysfa: The village lies on the crossroad between Penysarn and Porth Eilian and Point Lynas Lighthouse, with turnings down towards Amlwch Port and Amlwch town, and the ascent for Llaneilian Mountain and heading towards Dulas Bay. This road forms part of the National Cycle Network Route 566, known as the Copper Trail, taking in the north coast of Anglesey that is designated an Area of Outstanding Natural Beauty, and the nearby remains of the historical copper mines at Parys Mountain.
ground_truth: Catharina-Amalia
sub_queries: Purmerbuurt >> country Answer: Holland
what is the official name of the country sometimes known as Holland Answer: Netherlands
Willem-Alexander of the Netherlands >> followed by Answer: Catharina-Amalia