2004 IAAF World Indoor Championships – men's 60 metres hurdles
{'<entity_0>': '2004 IAAF World Indoor Championships', '<entity_1>': "2004 IAAF World Indoor Championships – men's 60 metres hurdles"}
[["2004 IAAF World Indoor Championships – men's 60 metres hurdles", 'part of', '2004 IAAF World Indoor Championships']]
The <entity_1> event at the <entity_0> was held on March 6.
['sporting event']