1956 Virginia 500
{'<entity_0>': 'Martinsville Speedway', '<entity_1>': '1956 Virginia 500', '<entity_2>': '20 May 1956', '<entity_3>': 'Martinsville'}
[['1956 Virginia 500', 'location', 'Martinsville Speedway'], ['1956 Virginia 500', 'point in time', '20 May 1956'], ['1956 Virginia 500', 'location', 'Martinsville']]
The <entity_1> was a NASCAR Grand National Series event that was held on <entity_2>, at <entity_0> in <entity_3>, Virginia.
['STP 500', 'sports season', 'Blue-Emu Maximum Pain Relief 500']