Information: - The Tour of Missouri was a professional road bicycle racing stage race in Missouri that started on September 11, 2007 with six days of racing. The organizers, who also run the Tour de Georgia and the Amgen Tour of California, billed it as the third highest profile race in the United States. - Road bicycle racing is a bicycle racing sport held on paved roads. Road racing is the most popular professional form of bicycle racing, in terms of numbers of competitors, events and spectators. Races can typically be split into 'mass-start' events where riders start simultaneously (though sometimes with a handicap), racing to set finish point, or individual and team time trials where riders or teams race a course individually against the clock. - A domestique is a road bicycle racer who works for the benefit of his team and leader. In French, "domestique" translates as "servant". The use of the term dates back to 1911, although such riders had existed before then. - Michael Barry ( born 18 December 1975 ) is a retired Canadian professional road racing cyclist who raced for numerous world - class teams with the role of ' domestique ' . His greatest personal successes were placing eighth in the 2008 Beijing Olympics ' road race , finishing second in the Canadian National Road Race Championships in 2001 and 2012 , and winning a stage of the Tour of Missouri in 2008 . He announced his retirement in September 2012 , stating that the 2012 Tour of Beijing would be his last race . He is also an author who produced three books . Given the information above, choose from the list below the object entity that exhibits the relation 'occupation' with the subject 'michael barry '. Choices: - bicycle racer - clock
bicycle racer

Information: - The Smithsonian Astrophysical Observatory (SAO) is a research institute of the Smithsonian Institution headquartered in Cambridge, Massachusetts, where it is joined with the Harvard College Observatory (HCO) to form the HarvardSmithsonian Center for Astrophysics (CfA). - 1252 Celestia , provisional designation 1933 DG , is a stony main - belt asteroid discovered on February 19 , 1933 , by American astronomer Fred Whipple at Oak Ridge Observatory operated by the Harvard - Smithsonian Center for Astrophysics at Massachusetts , United States . The S - type asteroid measures about 17 kilometers in diameter , rotates once every 10.6 hours and is heavily tilted towards the ecliptic by almost 34 degrees . It was named after the mother of the discoverer , Celestia MacFarland Whipple . - The Oak Ridge Observatory, also known as the George R. Agassiz Station, is located at 42 Pinnacle Road, Harvard, Massachusetts. It was operated by the Harvard-Smithsonian Center for Astrophysics as a facility of the Smithsonian Astrophysical Observatory (SAO) until August 19, 2005. Given the information above, choose from the list below the object entity that exhibits the relation 'site of astronomical discovery' with the subject '1252 celestia'. Choices: - harvard college observatory - oak ridge observatory
harvard college observatory