1999 Pan Pacific Swimming Championships – men's 100 metre backstroke
{'<entity_0>': "1999 Pan Pacific Swimming Championships – men's 100 metre backstroke", '<entity_1>': 'Sydney Olympic Park Aquatic Centre', '<entity_2>': 'Lenny Krayzelburg', '<entity_3>': "1997 Pan Pacific Swimming Championships – men's 100 metre backstroke"}
[["1999 Pan Pacific Swimming Championships – men's 100 metre backstroke", 'follows', "1997 Pan Pacific Swimming Championships – men's 100 metre backstroke"], ["1999 Pan Pacific Swimming Championships – men's 100 metre backstroke", 'location', 'Sydney Olympic Park Aquatic Centre'], ["1999 Pan Pacific Swimming Championships – men's 100 metre backstroke", 'winner', 'Lenny Krayzelburg']]
The men's 100 metre backstroke competition at the <entity_0> took place on August 23–24 at the <entity_1>. The <entity_3> champion was <entity_2> of US.
['sporting event']