input: Please answer the following: Given the following passage  "From a military standpoint, lighting is a critical part of the battlefield conditions. Shadows are good places to hide, while bright areas are more exposed. It is often beneficial to fight with the Sun or other light source behind you, giving your enemy disturbing visual glare and partially hiding your own movements in backlight. If natural light is not present searchlights and flares can be used. However the use of light may disclose your own hidden position and modern warfare have seen increased use of night vision through the use of infrared cameras and image intensifiers.",  answer the following question. Note that the answer is present within the text.  Question: What is a benefit for the army?
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output: lighting


input: Please answer the following: Given the following passage  "The timing of migration seems to be controlled primarily by changes in day length. Migrating birds navigate using celestial cues from the sun and stars, the earth's magnetic field, and probably also mental maps.",  answer the following question. Note that the answer is present within the text.  Question: What suggests that birds have a slightly complex brain?
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output: mental maps


input: Please answer the following: Given the following passage  "Information had been kept on digital tape for five years, with Kahle occasionally allowing researchers and scientists to tap into the clunky database. When the archive reached its fifth anniversary, it was unveiled and opened to the public in a ceremony at the University of California, Berkeley.",  answer the following question. Note that the answer is present within the text.  Question: The type of watch that is not mechanical, and uses a screen to display digits telling time is called?
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output: digital


input: Please answer the following: Given the following passage  "Construction began in 1941 of two airbases consisting of 5.8 km2 (2.2 sq mi) of land, largely reclaimed from the sea. For many years, Bermuda's bases were used by US Air Force transport and refuelling aircraft and by US Navy aircraft patrolling the Atlantic for enemy submarines, first German and, later, Soviet. The principal installation, Kindley Air Force Base on the eastern coast, was transferred to the US Navy in 1970 and redesignated Naval Air Station Bermuda. As a naval air station, the base continued to host both transient and deployed USN and USAF aircraft, as well as transitioning or deployed Royal Air Force and Canadian Forces aircraft.",  answer the following question. Note that the answer is present within the text.  Question: What happened in the 41st year of the 20th century?
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output:
Construction began