Q: Information: - The N - I or N - 1 was a derivative of the American Delta rocket , produced under licence in Japan . It used a Thor - ELT first stage , a Mitsubishi Heavy Industries - designed LE - 3 engine was used as a second stage , and three Castor SRMs . Seven were launched between 1975 and 1982 , before it was replaced by the N - II. Six of the seven launches were successful , however on the fifth flight , there was recontact between the satellite and the third stage , which caused the satellite to fail . On 29 February 1976 , the second N - I conducted the only orbital launch to occur on a leap day ( as of year 2008 ) . - MHI's products include aerospace components, air conditioners, aircraft, automotive components, forklift trucks, hydraulic equipment, machine tools, missiles, power generation equipment, ships, and space launch vehicles. Through its defense-related activities it is the world's 23rd-largest defense contractor measured by 2011 defense revenues, and the largest based in Japan. - In spaceflight, a launch vehicle or carrier rocket is a rocket used to carry a payload from Earth's surface into outer space. A launch system includes the launch vehicle, the launch pad, and other infrastructure. Although a carrier rocket's payload is often an artificial satellite placed into orbit, some spaceflights, such as sounding rockets, are sub-orbital, while others enable spacecraft to escape Earth orbit entirely. - Aerospace is the human effort in science, engineering and business to fly in the atmosphere of Earth (aeronautics) and surrounding space (astronautics). Aerospace organisations research, design, manufacture, operate, or maintain aircraft and/or spacecraft. Aerospace activity is very diverse, with a multitude of commercial, industrial and military applications. What entity does 'n-i ' has the relation 'subclass of' with?
A: launch vehicle

Question: Information: - Ferrovial, S.A., previously Grupo Ferrovial, is a Spanish multinational company involved in the design, construction, financing, operation (DBFO) and maintenance of transport, urban and services infrastructure. It is a publicly traded company and is part of the IBEX 35 capitalization-weighted stock market index. The company is headquartered in Madrid. - The IBEX 35 (contraction of "Indice Bursatil Espanol", literally Spanish Exchange Index) is the benchmark stock market index of the Bolsa de Madrid, Spain's principal stock exchange. Initiated in 1992, the index is administered and calculated by Sociedad de Bolsas, a subsidiary of Bolsas y Mercados Espanoles (BME), the company which runs Spain's securities markets (including the Bolsa de Madrid). It is a market capitalization weighted index comprising the 35 most liquid Spanish stocks traded in the Madrid Stock Exchange General Index and is reviewed twice annually. Trading on options and futures contracts on the IBEX 35 is provided by MEFF (Mercado Espanol de Futuros Financieros), another subsidiary of BME. - Rafael del Pino y Moreno ( and family ) ( born 10 November 1920 in Madrid , Spain ; died 14 June 2008 in Madrid ) was one of the wealthiest men in Europe . He had a net worth of approximately 8.6 billion US dollars in 2007 . Del Pino founded the construction company Ferrovial in 1952 , which became one of Spain 's largest builders . He stepped down as President of Ferrovial in 2000 , passing on the position to his son , Rafael del Pino Calvo - Sotelo , who now heads the business . He held an MBA from the MIT Sloan School of Management . In 2000 he founded the Fundacion Rafael del Pino with the mission of developing future leaders . What entity does 'rafael del pino ' has the relation 'languages spoken or written' with?
Answer:
spanish