athletics at the 2011 All-Africa Games – men's 400 metres
{'<entity_0>': "athletics at the 2011 All-Africa Games – men's 400 metres", '<entity_1>': "men's 400 metres"}
[["athletics at the 2011 All-Africa Games – men's 400 metres", 'competition class', "men's 400 metres"]]
The <entity_1> event at the <entity_0> was held on 11 September–13 September.
['sporting event']