input: Please answer the following: Extract the answer to the question from the following context. Question: What kind of elements are created in transformers? Context: From all the fault gases formed in power transformers, hydrogen is the most common and is generated under most fault conditions; thus, formation of hydrogen is an early indication of serious problems in the transformer's life cycle.
++++++++++
output: gases


input: Please answer the following: Extract the answer to the question from the following context. Question: How frequently must the ECB address various European institutions? Context: The independence of the ECB is instrumental in maintaining price stability. Not only must the bank not seek influence, but EU institutions and national governments are bound by the treaties to respect the ECB's independence. To offer some accountability, the ECB is bound to publish reports on its activities and has to address its annual report to the European Parliament, the European Commission, the Council of the European Union and the European Council. The European Parliament also gets to question and then issue its opinion on candidates to the executive board.
++++++++++
output: annual


input: Please answer the following: Extract the answer to the question from the following context. Question: Which of the following is not a port: hurling, Cork, or football? Context: Hurling and football are the most popular spectator sports in the city. Hurling has a strong identity with city and county – with Cork winning 30 All-Ireland Championships. Gaelic football is also popular, and Cork has won 7 All-Ireland Senior Football Championship titles. There are many Gaelic Athletic Association clubs in Cork City, including Blackrock National Hurling Club, St. Finbarr's, Glen Rovers, Na Piarsaigh and Nemo Rangers. The main public venues are Páirc Uí Chaoimh and Páirc Uí Rinn (named after the noted Glen Rovers player Christy Ring). Camogie (hurling for ladies) and women's gaelic football are increasing in popularity.
++++++++++
output: Cork


input: Please answer the following: Extract the answer to the question from the following context. Question: The Talons are no more because of the? Context: Oklahoma has teams in basketball, football, arena football, baseball, soccer, hockey, and wrestling located in Oklahoma City, Tulsa, Enid, Norman, and Lawton. The Oklahoma City Thunder of the National Basketball Association (NBA) is the state's only major league sports franchise. The state had a team in the Women's National Basketball Association, the Tulsa Shock, from 2010 through 2015, but the team relocated to Dallas–Fort Worth after that season and became the Dallas Wings. Oklahoma supports teams in several minor leagues, including Minor League Baseball at the AAA and AA levels (Oklahoma City Dodgers and Tulsa Drillers, respectively), hockey's ECHL with the Tulsa Oilers, and a number of indoor football leagues. In the last-named sport, the state's most notable team was the Tulsa Talons, which played in the Arena Football League until 2012, when the team was moved to San Antonio. The Oklahoma Defenders replaced the Talons as Tulsa's only professional arena football team, playing the CPIFL. The Oklahoma City Blue, of the NBA Development League, relocated to Oklahoma City from Tulsa in 2014, where they were formerly known as the Tulsa 66ers. Tulsa is the base for the Tulsa Revolution, which plays in the American Indoor Soccer League. Enid and Lawton host professional basketball teams in the USBL and the CBA.
++++++++++
output:
Oklahoma Defenders