2006 IAAF World Indoor Championships – men's 800 metres
{'<entity_0>': '2006 IAAF World Indoor Championships', '<entity_1>': "2006 IAAF World Indoor Championships – men's 800 metres"}
[["2006 IAAF World Indoor Championships – men's 800 metres", 'part of', '2006 IAAF World Indoor Championships']]
The <entity_1> event at the <entity_0> was held on March 10–12.
['sporting event']