Problem: Given the question: Extract the answer to the question from the following context. Question: What is Metrorail? Context: Miami's heavy-rail rapid transit system, Metrorail, is an elevated system comprising two lines and 23 stations on a 24.4-mile (39.3 km)-long line. Metrorail connects the urban western suburbs of Hialeah, Medley, and inner-city Miami with suburban The Roads, Coconut Grove, Coral Gables, South Miami and urban Kendall via the central business districts of Miami International Airport, the Civic Center, and Downtown. A free, elevated people mover, Metromover, operates 21 stations on three different lines in greater Downtown Miami, with a station at roughly every two blocks of Downtown and Brickell. Several expansion projects are being funded by a transit development sales tax surcharge throughout Miami-Dade County.
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The answer is:
Miami's heavy-rail rapid transit system


Problem: Given the question: Extract the answer to the question from the following context. Question: what test produced or unearth the reason for the strong bond between men and dogs Context: The latest study using magnetic resonance imaging (MRI) to humans and dogs together proved that dogs have same response to voices and use the same parts of the brain as humans to do so. This gives dogs the ability to recognize emotional human sounds, making them friendly social pets to humans.
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The answer is:
magnetic resonance imaging (MRI)


Problem: Given the question: Extract the answer to the question from the following context. Question: what did the applause that rick monday received sound like? Context: On April 25, 1976, at Dodger Stadium, father-and-son protestors ran into the outfield and tried to set fire to a U.S. flag. When Cubs outfielder Rick Monday noticed the flag on the ground and the man and boy fumbling with matches and lighter fluid, he dashed over and snatched the flag to thunderous applause. When he came up to bat in the next half-inning, he got a standing ovation from the crowd and the stadium titantron flashed the message, "RICK MONDAY... YOU MADE A GREAT PLAY..." Monday later said, "If you're going to burn the flag, don't do it around me. I've been to too many veterans' hospitals and seen too many broken bodies of guys who tried to protect it."
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The answer is:
thunderous