Question: Herman Wijffels was the chairman of the board of directors for Rabobank, located in what country?

full_context: Document 1: Ad Melkert: Adrianus Petrus Wilhelmus "Ad" Melkert (] ; born 12 February 1956) is a Dutch politician and diplomat of the Labour Party (PvdA). He served as a Member of the House of Representatives from 3 June 1986 until 22 August 1994 when he became Minister of Social Affairs and Employment in the Cabinet Kok I following the Dutch general election of 1994. At the end of the parliamentary period, he was not included in the Cabinet Kok II after the Dutch general election of 1998 by his own request, as he wanted to focus his energies on his candidacy to succeed Wim Kok as the next Party leader of the Labour Party. Melkert returned to the Member of the House of Representatives on 13 July 1998 and became the Parliamentary leader of the Labour Party in the House of Representatives on 13 July 1998 and became the presumed de facto next Party leader of the Labour Party in all but name. He was elected the official Party leader of the Labour Party on 15 December 2001 and became the lijsttrekker (top candidate) for the Dutch general election of 2002.
Document 2: Rosbank: Rosbank (Russian: Росбанк) is a Russian universal bank whose majority shareholder is the international financial group Société Générale. As of December 2014, Rosbank's assets are the 12th among Russian banks.
Document 3: Ben Bot: Bernard Rudolf "Ben" Bot (] ; born 21 November 1937) is a Dutch diplomat of the Christian Democratic Appeal (CDA). He served as Minister of Foreign Affairs from 3 December 2003 until 22 February 2007 in the Cabinets Balkenende II and III. A career diplomat, he succeeded then-Minister of Foreign Affairs Jaap de Hoop Scheffer who resigned to become Secretary General of NATO in 2003.
Document 4: UBS: UBS AG is a Swiss global financial services company, incorporated in the Canton of Zurich, and co-headquartered in Zürich and Basel. The company provides wealth management, asset management, and investment banking services for private, corporate, and institutional clients worldwide, and is generally considered to be a bulge bracket bank. In Switzerland, these services are also offered to retail clients. The name "UBS" was originally an abbreviation for the Union Bank of Switzerland, but it ceased to be a representational abbreviation after the bank's merger with the Swiss Bank Corporation in 1998. The company traces its origins to 1856, when the earliest of its predecessor banks was founded.
Document 5: Coert Beerman: Coert Beerman (born 1955) in Vlaardingen is a Dutch business man and currently member of the board of Feyenoord Rotterdam as well as the chairman of the Rabobank of the Rotterdam district. He also is the director of the Efteling and a member of the Economic Development Board Rotterdam. Before joining the Rabobank in the Rotterdam district he was the chairman of the Rabobank in the Eindhoven district. As a member of the board of directors at Feyenoord he is responsible for the financial portfolio.
Document 6: DZ Bank: DZ Bank AG is the second largest bank in Germany by asset size and the central institution for more than 1,000 co-operative banks and their 12,000 branch offices. Within the Volksbanken Raiffeisenbanken Co-operative financial network, which is one of Germany's largest private sector financial service organisations, DZ Bank functions both as a central institution and as a corporate and investment bank.
Document 7: Rein Willems: Rein Willems (born 26 August 1945, Geleen) was President of Shell Nederland from 2003-2007. Since 1969, he has held a number of positions at Shell, with postings in Singapore, Australia, the UK, the Philippines and Brazil. In addition, he was a member of the Executive Committee and the Environmental Committee of the Employers Association VNO-NCW and the Innovation Platform. He is Chairman of the Supervisory Board of Koninklijke Joh. Enschedé, member of the Supervisory Board of the Vrije Universiteit Amsterdam, the Centraal Orgaan Opvang Asielzoekers (COA) and the Van Leeuwen Pipe and Tube Group B.V. He was Chairman of the national Task Force Energy Transition, which was established to make the Dutch economy more sustainable. He is a member of the supervisory board of FMO, the Dutch development bank.
Document 8: Rabobank: Rabobank (] ; full name: "Coöperatieve Rabobank U.A.") is a Dutch multinational banking and financial services company headquartered in Utrecht, Netherlands. It is a global leader in food and agriculture financing and sustainability-oriented banking. The group comprises 129 independent local Dutch Rabobanks (2013), a central organisation (Rabobank Nederland), and a large number of specialised international offices and subsidiaries. Food and agribusiness constitute the primary international focus of the Rabobank Group. Rabobank is the second-largest bank in the Netherlands in terms of total assets.
Document 9: Willem Drees Jr.: Willem "Wim" Drees Jr. (24 December 1922 – 5 September 1998) was a Dutch politician of the Democratic Socialists '70 (DS'70). He served as Parliamentary leader of the Democratic Socialists '70 in the House of Representatives from 29 April 1971 and a Member of the House of Representatives from 11 May 1971. After the Dutch general election of 1971 and became Minister of Transport and Water Management in the Cabinet Biesheuvel I serving from 6 July 1971 until 21 July 1972. He returned to the House of Representatives on 5 September 1972 and again became Parliamentary leader in the House of Representatives on 14 May 1973. He resigned his positions on 20 August 1977 and retired as Leader of the Democratic Socialists '70 the same day.
Document 10: Herman Wijffels: H.H.F. "Herman" Wijffels (IJzendijke, 13 March 1942) is a Dutch economist and politician for the CDA. From 1981 to 1999 he worked for the Rabobank ultimately as chairman of the board of directors and from 15 March 1999 until 1 April 2006 he was chairman of the Social-Economic Council (Sociaal-Economische Raad, SER). From 2006 to 2008 he was the Dutch representative at the World Bank, succeeding Ad Melkert. For the 2006-2007 Dutch cabinet formation, Wijffels was recommended by informateur Rein Jan Hoekstra to lead the negotiations between the CDA, PvdA and ChristianUnion. On 22 December 2006 Queen Beatrix appointed him as Hoekstra's successor as informateur. He has been referred to as "the best prime minister the Netherlands never had".
Document 11: ING Group: The ING Group (Dutch: "ING Groep" ) is a Dutch multinational banking and financial services corporation headquartered in Amsterdam. Its primary businesses are retail banking, direct banking, commercial banking, investment banking, asset management, and insurance services. ING is an abbreviation for "Internationale Nederlanden Groep " (English: International Netherlands Group).
Document 12: Royal Bank of Scotland Group: The Royal Bank of Scotland Group plc (also known as RBS Group) is a British banking and insurance holding company, based in Edinburgh, Scotland. The group operates a wide variety of banking brands offering personal and business banking, private banking, insurance and corporate finance through its offices located in Europe, North America and Asia. In the UK, its main subsidiary companies are The Royal Bank of Scotland, NatWest, Ulster Bank and Coutts. The group issues banknotes in Scotland and Northern Ireland and, as of 2014, The Royal Bank of Scotland is the only bank in the UK to still print £1 notes.
Document 13: Rijnlands Lyceum Foundation: The Rijnlands Lyceum Foundation is an educational organisation in the Netherlands encompassing seven different schools offering both primary and secondary education. The foundation is based in Wassenaar. The executive director of the organisation is Dr. Maarten Knoester (since 2008), the chairman of the supervisory board is Frans Weisglas (since 2010), former chairman of the Lower House of the Dutch Parliament. As chairman of the supervisory board Mr Weisglas succeeded Hans Dijkstal, former vice-prime minister of the Netherlands.
Document 14: Frans Weisglas: Frans Willy Weisglas (born 8 August 1946) is a retired Dutch politician of the People's Party for Freedom and Democracy (VVD). He served as Speaker of the House of Representatives from 16 May 2002 until 30 November 2006 and a Member of the House of Representatives from 16 September 1982 until 30 November 2006.
Document 15: Ralph Hamers: Ralph A. J. G. Hamers (born 1966) is a Dutch businessman, the chief executive officer (CEO) of ING Group, a Dutch multinational banking and financial services corporation, and a Fortune Global 500 company.
ground_truth: Netherlands