Information:  - Delta Air Lines, Inc. ("Delta") is a major American airline, with its headquarters and largest hub at HartsfieldJackson Atlanta International Airport in Atlanta, Georgia. The airline along with its subsidiaries and regional affiliates operate over 5,400 flights daily and serve an extensive domestic and international network that includes 319 destinations in 54 countries on six continents, as of October 2016. Delta is one of the four founding members of the SkyTeam airline alliance, and operates joint ventures with Air France-KLM, Alitalia, Virgin Atlantic, and Virgin Australia. Regional service is operated under the brand name Delta Connection.  - Engineers design materials, structures, and systems while considering the limitations imposed by practicality, regulation, safety, and cost. The word "engineer ("from the Latin "ingeniator"")" is derived from the Latin words "ingeniare" ("to contrive, devise") and "ingenium" ("cleverness"). The foundation education of an engineer is typically a 4-year bachelor's degree or in some countries, a master's degree in an engineering discipline plus 46 years peer-reviewed professional practice culminating in a project report or thesis. Engineers who seek a professional engineer license in N. America will be required to take further exams in ethics, law and professional practice.  - 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 7 million.  - Al-Qaeda (or ; ', , translation: "The Base", "The Foundation" or "The Fundament" and alternatively spelled al-Qaida, al-Qæda and sometimes al-Qa'ida) is a militant Sunni Islamist multi-national organization founded in 1988 by Osama bin Laden, Abdullah Azzam, and several other Arab volunteers who fought against the Soviet invasion of Afghanistan in the 1980s. It operates as a network made up of Islamic extremist, Salafist jihadists. It has been designated as a terrorist group by the United Nations Security Council, the North Atlantic Treaty Organization (NATO), the European Union, the United States, Russia, India, and various other countries (see below).  - The Constitution for the Kingdom of the Netherlands is one of two fundamental documents governing the Kingdom of the Netherlands as well as the fundamental law of the European territory of the Kingdom of the Netherlands. The present constitution is generally seen as directly derived from the one issued in 1815, constituting a constitutional monarchy. A revision in 1848 instituted a system of parliamentary democracy. In 1983, a major revision of the constitution was undertaken, almost fully rewriting the text and adding new civil rights. The text is very sober, devoid of legal or political doctrine. It includes a bill of rights. The constitution prohibits the judiciary to test laws and treaties against the constitution, as this is considered a prerogative of the legislature. There is no constitutional court in the Netherlands, except for the Constitutional Court of Sint Maarten which only governs the Sint Maarten legislator. The Kingdom of the Netherlands also includes Aruba, Curaçao and Sint Maarten: there is an overarching instrument of the entire kingdom that has constitution characterisics: the Statute of the Kingdom of the Netherlands.  - Romulus is a suburban city of Metro Detroit, located in Wayne County in the U.S. state of Michigan. The population was 23,989 at the 2010 census, an increase from 22,979 in 2000, making the city the 80th largest city in Michigan. Romulus is home to Detroit Metropolitan Wayne County Airport and a General Motors plant (Romulus Engine) that opened in 1976. The city is the westernmost community in the Downriver area in Wayne County.  - Iran Air Flight 655 was an Iran Air passenger flight from Tehran to Dubai. On 3 July 1988, the aircraft operating on this route was shot down by the United States Navy guided missile cruiser under the command of William C. Rogers III. The incident took place in Iranian airspace, over Iran's territorial waters in the Persian Gulf, and on the flight's usual flight path. The aircraft, an Airbus A300 B2-203, was destroyed by SM-2MR surface-to-air missiles fired from "Vincennes". All 290 people on board died. The cruiser "Vincennes" had entered Iranian territorial waters after one of its helicopters drew warning fire from Iranian speedboats operating within Iranian territorial limits.  - American Airlines Flight 191 was a regularly scheduled passenger flight operated by American Airlines from O'Hare International Airport in Chicago to Los Angeles International Airport. A McDonnell Douglas DC-10-10 used for this flight on May 25, 1979, crashed moments after takeoff from Chicago. All 258 passengers and 13 crew on board were killed, along with two people on the ground. It is the deadliest aviation accident to have occurred in the United States.  - Plastic explosive is a soft and hand-moldable solid form of explosive material. Within the field of explosives engineering, plastic explosives are also known as putty explosives.  - Northwest Airlines Corp. (often abbreviated as NWA) was a major United States airline founded in 1926 and absorbed into Delta Air Lines, Inc. by a merger. Approved on October 29, 2008, the merger made Delta the largest airline in the world until the American Airlines-US Airways merger on December 9, 2013. Northwest continued to operate under its own name and brand until the integration of the carriers was completed on January 31, 2010.  - Umar Farouk Abdulmutallab ( Arabic :     ; also known as Umar Abdul Mutallab and Omar Farooq al - Nigeri ; born December 22 , 1986 ) popularly referred to as the `` Underwear Bomber '' , is a Nigerian man who , at the age of 23 , confessed to and was convicted of attempting to detonate plastic explosives hidden in his underwear while on board Northwest Airlines Flight 253 , en route from Amsterdam to Detroit , Michigan , on Christmas Day , 2009 . Al - Qaeda in the Arabian Peninsula ( AQAP ) claimed to have organised the attack with Abdulmutallab ; they said they supplied him with the bomb and trained him . Connections to Al - Qaeda and Anwar al - Awlaki have been found , although the latter denied ordering the man to do the bombing . Abdulmutallab was convicted in a U.S. federal court of eight criminal counts , including attempted use of a weapon of mass destruction and attempted murder of 289 people . On February 16 , 2012 , he was sentenced to 4 life terms plus 50 years without parole . He is currently incarcerated in ADX Florence , the maximum - security federal prison in Colorado .  - The Kingdom of the Netherlands , commonly known as the Netherlands, is a sovereign state and constitutional monarchy with territory in western Europe and in the Caribbean.  - Northwest Airlines Flight 253 was an international passenger flight from Amsterdam Airport Schiphol in Haarlemmermeer, Netherlands, to Detroit Metropolitan Wayne County Airport in Romulus, Michigan, United States. The flight was the target of a failed al-Qaeda bombing attempt on Christmas Day, December 25, 2009, in which a passenger tried to set off plastic explosives sewn to his underwear. There were 290 people on board the aircraftan Airbus A330-323E operated by Northwest Airlines, which had merged with Delta Air Lines the year before. Had the attempt succeeded, it would have surpassed American Airlines Flight 191 as the deadliest aviation occurrence on U.S. soil and tied Iran Air Flight 655 as the eighth-deadliest of all time. The incident was also the second in 2009 involving an Airbus A330, after Air France Flight 447 on 1 June. This was also the final accident/incident involving Northwest Airlines as it closed down a month later when it merged with Delta Air Lines.  - Iran (, also , ; ' ), also known as Persia, officially the Islamic Republic of Iran (' ), is a sovereign state in Western Asia. It is bordered to the northwest by Armenia, the "de facto" Nagorno-Karabakh Republic, and Azerbaijan; to the north by the Caspian Sea; to the northeast by Turkmenistan; to the east by Afghanistan and Pakistan; to the south by the Persian Gulf and the Gulf of Oman; and to the west by Turkey and Iraq. Comprising a land area of , it is the second-largest country in the Middle East and the 18th-largest in the world. With 82.8 million inhabitants, Iran is the world's 17th-most-populous country. It is the only country with both a Caspian Sea and an Indian Ocean coastline. The country's central location in Eurasia and Western Asia, and its proximity to the Strait of Hormuz, make it of great geostrategic importance. Tehran is the country's capital and largest city, as well as its leading economic center.  - A conurbation is a region comprising a number of cities, large towns, and other urban areas that, through population growth and physical expansion, have merged to form one continuous urban or industrially developed area. In most cases, a conurbation is a polycentric urbanised area, in which transportation has developed to link areas to create a single urban labour market or travel to work area.    What entity does 'umar farouk abdulmutallab' has the relation 'occupation' with?
Answer:
engineer