QUES: Q: Where did Eric Scott Raymond fly using a solar powered plane in 1990?
A: In 1974, the unmanned AstroFlight Sunrise plane made the first solar flight.
Does the answer answer the question?

ANS: no

QUES: Q: What represents Apollo as a Northern intruder?
A: The "Homeric hymn" represents Apollo as a Northern intruder.
Does the answer answer the question?

ANS: yes

QUES: Q: What was the child vaccination rate according to a 2005 survey of Hyderabad?
A: In the 2005 National Family Health Survey, it was reported that the city's total fertility rate is 1.8,:47 which is below the replacement rate.
Does the answer answer the question?

ANS: no

QUES: Q: When was Herter born?
A: In 1899, the memorial, by the Berlin sculptor Ernst Gustav Herter (18461917), finally came to rest, although subject to repeated vandalism, in the Bronx, at 164th Street and the Grand Concourse, or Joyce Kilmer Park near today's Yankee Stadium.
Does the answer answer the question?

ANS:
yes