1971 Macdonald Brier
{'<entity_0>': '1971 Macdonald Brier', '<entity_1>': 'Quebec City', '<entity_2>': 'curling', '<entity_3>': 'Canada', '<entity_4>': '1971'}
[['1971 Macdonald Brier', 'sport', 'curling'], ['1971 Macdonald Brier', 'country', 'Canada'], ['1971 Macdonald Brier', 'point in time', '1971'], ['1971 Macdonald Brier', 'location', 'Quebec City']]
The <entity_0>, <entity_3>'s national men's <entity_2> championship was held March 1–6 at the 2,800 seat Pavilion de la Jeunesse in <entity_1>, Quebec. The team went on to win the <entity_4> Air <entity_3> Silver Broom World Championship, defending their title there as well. After winning the <entity_4> World Championship, Duguid retired from competitive <entity_2>, and joined the CBC in 1972 as a <entity_2> commentator.
['sports season']