2018 Empire Slovak Open
{'<entity_0>': '2018 Empire Slovak Open', '<entity_1>': '14 May 2018', '<entity_2>': '20 May 2018', '<entity_3>': 'Slovakia', '<entity_4>': 'tennis'}
[['2018 Empire Slovak Open', 'start time', '14 May 2018'], ['2018 Empire Slovak Open', 'end time', '20 May 2018'], ['2018 Empire Slovak Open', 'sport', 'tennis'], ['2018 Empire Slovak Open', 'country', 'Slovakia']]
The <entity_0> was a professional <entity_4> tournament played on outdoor clay courts. It took place in Trnava, <entity_3>, on <entity_1>–<entity_2>.
['tennis tournament edition']