Question: Information: - Saint Petersburg is Russia's second-largest city after Moscow, with fivemillion inhabitants in 2012, and an important Russian port on the Baltic Sea. It is politically incorporated as a federal subject (a federal city). Situated on the Neva River, at the head of the Gulf of Finland on the Baltic Sea, it was founded by Tsar Peter the Great on May . In 1914, the name was changed from Saint Petersburg to Petrograd, in 1924 to Leningrad, and in 1991 back to Saint Petersburg. Between 17131728 and 17321918, Saint Petersburg was the imperial capital of Russia. In 1918, the central government bodies moved to Moscow. - Dead Man 's Letters ( Russian : , translit . Pisma myortvogo cheloveka ) , also known as Letters from a Dead Man , is a 1986 Soviet science fiction film directed by Konstantin Lopushansky and produced by Lenfilm studios . - Kinostudiya "Lenfilm" was a production unit of the Cinema of the Soviet Union, with its own film studio, located in Saint Petersburg, Russia, formerly Leningrad, R.S.F.S.R. Today OAO "Kinostudiya Lenfilm" is a corporation with its stakes shared between private owners and several private film studios, which are operating on the premises. Since October 2012, the Chairman of the board of directors is Fyodor Bondarchuk. Given the paragraphs above, decide what entity has the relation 'country of origin' with 'soviet union'.
Answer: dead man's letters

input: Please answer the following: Information: - The United States Merchant Marine refers to either United States civilian mariners, or to U.S. civilian and federally owned merchant vessels. Both the civilian mariners, and the merchant vessels, are managed by a combination of the government and private sectors, and engage in commerce or transportation of goods and services in and out of the navigable waters of the United States. The Merchant Marine primarily transports cargo and passengers during peacetime; in times of war, the Merchant Marine can be an auxiliary to the United States Navy, and can be called upon to deliver military personnel and materiel for the military. Merchant Marine officers may also be commissioned as military officers by the Department of Defense. This is commonly achieved by commissioning unlimited tonnage Merchant Marine officers as Strategic Sealift Officers in the Naval Reserves. - Detroit is the most populous city in the U.S. state of Michigan, the fourth-largest city in the Midwest and the largest city on the United StatesCanada border. It is the seat of Wayne County, the most populous county in the state. - SS City of Flint , a Hog Islander freighter built by American International Shipbuilding at the Hog Island Shipyard , Philadelphia for the United States Shipping Board ( USSB ) , Emergency Fleet Corporation . City of Flint was named to honor the citizens of Flint , Michigan for their effort in Liberty Loan drives during World War I. The ship was operating with the American Hampton Roads Line in 1930 , but reverted to the USSB by 1935 . By 1940 the USSB had been replaced by the United States Maritime Commission as owner and the ship was being operated as a Maritime Commission cargo vessel . During the World War II City of Flint was being operated by United States Lines allocated to Army cargo requirements . City of Flint was the first American ship captured by the Germans during World War II. - Hog Islanders is the slang for ships built to Emergency Fleet Corporation designs number 1022 and 1024. These vessels were cargo and transport ships, respectively, built under government direction and subsidy to address a shortage of ships in the United States Merchant Marine during World War I. - Michigan is a state in the Great Lakes and Midwestern regions of the United States. The name Michigan is the French form of the Ojibwa word "mishigamaa", meaning "large water" or "large lake". Michigan is the tenth most populous of the 50 United States, with the 11th most extensive total area (the largest state by total area east of the Mississippi River). Its capital is Lansing, and its largest city is Detroit. - Flint is the largest city and county seat of Genesee County, Michigan. Located along the Flint River, northwest of Detroit, it is a principal city within the region known as "Mid Michigan". According to the 2010 census, Flint has a population of 102,434, making it the seventh largest city in Michigan. The Flint metropolitan area is located entirely within Genesee County. It is the fourth largest metropolitan area in Michigan with a population of 425,790 in 2010. The city was incorporated in 1855. - World War I (WWI or WW1), also known as the First World War, or the Great War, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918. More than 70million military personnel, including 60 million Europeans, were mobilised in one of the largest wars in history. Over nine million combatants and seven million civilians died as a result of the war (including the victims of a number of genocides), a casualty rate exacerbated by the belligerents' technological and industrial sophistication, and the tactical stalemate caused by gruelling trench warfare. It was one of the deadliest conflicts in history, and paved the way for major political changes, including revolutions in many of the nations involved. - A county seat is an administrative center, seat of government, or capital city of a county or civil parish. The term is used in the United States, Canada, Romania, China and Taiwan. In the United Kingdom and Ireland, county towns have a similar function. - In general, a civilian is "a person who is not a member of the military or of a police or firefighting force", as defined by Merriam Webster's Dictionary. From the perspective of the U.S. Department of Defense, Chapter 18 of Title 10 United States Code refers to non-military law enforcement officers as civilians since they are employees rather than enlisted personnel, and also in order to distinguish itself from military police. In military and law enforcement slang, the term "Civies" or "Civvies" are often used to refer civilian population or civilian clothing. Given the paragraphs above, decide what entity has the relation 'operator' with 'united states navy'.
++++++++++
output:
ss city of flint