Massachusetts's 13th congressional district special election
{'<entity_0>': "Massachusetts's 13th congressional district special election", '<entity_1>': '1820'}
[["Massachusetts's 13th congressional district special election", 'point in time', '1820']]
A special election was held in <entity_1> in <entity_0> to fill a vacancy caused by the resignation of Edward Dowse (DR) on <entity_1>.
['special election to the United States House of Representatives']