What key details about david marcus -lrb- equestrian -rrb- can be extracted from the following bio? Bio: david marcus -lrb- born august 28 , 1980 in omaha , nebraska -rrb- is an american-born , canadian dressage rider . he has been competing internationally for canada since 2011 . he competed at the 2012 summer olympics in london where he was eliminated during the grand prix test in the individual competition . he also competed at the 2014 world equestrian games in normandy where he finished 9th in team dressage and 34th in the individual contest .
A:
- sport is equestrian- event is dressage- birth date is 28 august 1980- name is david marcus- birth place is omaha , nebraska , u.s.