swimming at the 1952 Summer Olympics – men's 1500 metre freestyle
{'<entity_0>': "swimming at the 1952 Summer Olympics – men's 1500 metre freestyle", '<entity_1>': '1952'}
[["swimming at the 1952 Summer Olympics – men's 1500 metre freestyle", 'point in time', '1952']]
The <entity_0> event at the <entity_1> Olympic Games took place between 31 July and 2 August, at the Swimming Stadium.
['Olympic sporting event']