Please answer the following question: - sport is track and field    - residence is longmont , colorado    - event is steeplechase    - weight is 55 kg lb 0 on    - pb is '' 2012 -rrb- ' 1500 m '' ' : 3:41.57 -lrb-    - headercolor is lightblue    - height is 1.65 0 on    - team is university of colorado buffaloes    - nickname is '' billy ''    - country is usa      - fullname is william andrew nelson    - birth date is 11 september 1984      - coach is mark wetmore    - birth place is bakersfield , california    - collegeteam is university of colorado buffaloes    Given the details above, guess who could this information be about.
A:
william nelson -lrb- athlete -rrb-