swimming at the 2012 Summer Paralympics – men's 50 metre backstroke S1
{'<entity_0>': "swimming at the 2012 Summer Paralympics – men's 50 metre backstroke S1", '<entity_1>': 'London Aquatics Centre', '<entity_2>': '2012'}
[["swimming at the 2012 Summer Paralympics – men's 50 metre backstroke S1", 'location', 'London Aquatics Centre'], ["swimming at the 2012 Summer Paralympics – men's 50 metre backstroke S1", 'point in time', '2012']]
The <entity_0> event at the <entity_2> Summer Paralympics took place at the <entity_1> on 6 September.
['Paralympic sporting event']