1970 Stockholm Open – singles
{'<entity_0>': '1970 Stockholm Open – singles', '<entity_1>': '1970', '<entity_2>': 'tennis', '<entity_3>': 'Sweden'}
[['1970 Stockholm Open – singles', 'point in time', '1970'], ['1970 Stockholm Open – singles', 'sport', 'tennis'], ['1970 Stockholm Open – singles', 'country', 'Sweden']]
The <entity_0> was a <entity_2> tournament played on hard courts and part of the <entity_1> Pepsi-Cola Grand Prix and took place in Stockholm, <entity_3>.
['tennis event']