Boston Open Badminton Championships
{'<entity_0>': 'badminton tournament', '<entity_1>': 'Boston Open Badminton Championships', '<entity_2>': 'Boston'}
[['Boston Open Badminton Championships', 'subclass of', 'badminton tournament'], ['Boston Open Badminton Championships', 'location', 'Boston']]
The <entity_1> is an annual <entity_0> held in Cambridge, Massachusetts just across the Charles River from <entity_2>. The <entity_1> was established in 1997 as regional tournament for Northeastern players, the first significant open <entity_0> in Massachusetts since the earlier New England Open which had been played from the mid 1930s to the late 1980s.
['recurring sporting event']