2018 Prosperita Open
{'<entity_0>': '2018 Prosperita Open', '<entity_1>': '30 April 2018', '<entity_2>': 'tennis', '<entity_3>': '06 May 2018'}
[['2018 Prosperita Open', 'sport', 'tennis'], ['2018 Prosperita Open', 'start time', '30 April 2018'], ['2018 Prosperita Open', 'end time', '06 May 2018']]
The <entity_0> was a professional <entity_2> tournament played on clay courts. It took place in Ostrava, Czech Republic between <entity_1> and <entity_3>.
['tennis tournament edition']