Information: - Blohm + Voss. also written historically as Blohm & Voss and Blohm und Voss. is a German shipbuilding and engineering company. It is currently a subsidiary of ThyssenKrupp Marine Systems. - ThyssenKrupp Marine Systems of Germany (often abbreviated TKMS) is a group and holding company of providers of naval vessels, surface ships and submarines. It was founded when large industrial conglomerate ThyssenKrupp acquired Howaldtswerke-Deutsche Werft on January 5, 2005. - Sheikh Mohammed bin Rashid Al Maktoum (Arabic: born 15 July 1949), is the vice president and prime minister of the United Arab Emirates (UAE), and Emir of Dubai. Since his accession in 2006, after the death of his brother Sheikh Maktoum, he has undertaken reforms in the UAE's government, starting with the UAE Federal Government Strategy in April, 2007. In 2010 he launched the UAE vision 2021 with the aim of making the UAE one of the best countries in the world by 2021. - A yacht is a recreational boat or ship. The term originates from the Dutch word "jacht" "hunt", and was originally defined as a light fast sailing vessel used by the Dutch navy to pursue pirates and other transgressors around and into the shallow waters of the Low Countries. After its selection by Charles II of England as the vessel to carry him to England from the Netherlands for his restoration in 1660 it came to be used to mean a vessel used to convey important persons. - Andrew Winch is an internationally known English yacht designer based in Barnes, London. He has been selected as one of two design teams for business jet interior development of the Boeing 787. - ThyssenKrupp AG (stylized for current logo as thyssenkrupp AG) is a German multinational conglomerate company based in Duisburg and Essen. The company consists of 670 companies worldwide. While ThyssenKrupp is one of the world's largest steel producers, the company also provides components and systems for the automotive industry, elevators, escalators, material trading and industrial services. As of a 2009 reorganization, it is structured into eight business areas that fall under two major divisions, Materials and Technologies. The Materials division concentrates on carbon steel, stainless steel, and material services while the Technology Division concentrates on elevator, plant and components technology, and marine systems. The company is the result of the 1999 merger of Thyssen AG and Krupp, and now has its operational headquarters in Essen. The largest shareholder is the Alfried Krupp von Bohlen und Halbach Foundation, a major German philanthropic foundation, created by and named in honour of Alfried Krupp von Bohlen und Halbach, former owner and head of the Krupp company, once the largest company in Europe. - Arabic (' or ' ) is a Central Semitic language that was first spoken in Iron Age northwestern Arabia and is now the "lingua franca" of the Arab world. Arabic also is a liturgical language of 1.7 billion Muslims. It is one of six official languages of the United Nations. It is named after the Arabs, a term initially used to describe peoples living from Mesopotamia in the east to the Anti-Lebanon mountains in the west, and from northwestern Arabia to the Sinai in the south. - Dubai is the name of a yacht currently owned by Sheikh Mohammed bin Rashid Al Maktoum , the ruler of the Emirate of Dubai and the Prime Minister of the United Arab Emirates . This vessel is 162 metres ( 531 ft ) long , is the third largest yacht in the world after Azzam and Eclipse . Including crew it can hold more than 115 Guests on it . Designed by Andrew Winch , with interior design by Platinum Yachts , it cost US $ 400 million . The construction was originally planned for Prince Jefri Bolkiah of Brunei before 1996 as a joint project between Blohm + Voss and Lurssen shipyards . Progess stopped until 2001 when the hull was acquired by Platinum Yachts for Sheikh Mohammed Rashid Al Maktoum . The yacht , previously named Platinum , Panhandle and Golden Star , was then renamed Dubai . - A boat is a watercraft of a large range of sizes designed to float, plane, work or travel on water. Small boats are typically found on inland waterways (e.g., rivers and lakes) or in protected coastal areas. However, boats such as the whaleboat were designed for operation from a ship in an offshore environment. In naval terms, a boat is a vessel small enough to be carried aboard another vessel (a ship). Another less restrictive definition is a vessel that can be lifted out of the water. Some definitions do not make a distinction in size, as bulk freighters long on the Great Lakes are called oreboats. For reasons of naval tradition, submarines are usually referred to as 'boats' rather than 'ships', regardless of their size and shape. Ships are generally distinguished from boats based on their larger size, shape and cargo or passenger capacity. After reading the paragraphs above, choose the best answer for the entity that related to 'dubai ' with the relationship of 'material used'. Choices: - boat - conglomerate - iron - jet - steel
A:
steel