Serbia at the Hopman Cup
{'<entity_0>': 'Hopman Cup', '<entity_1>': 'Serbia at the Hopman Cup'}
[['Serbia at the Hopman Cup', 'participant in', 'Hopman Cup'], ['Serbia at the Hopman Cup', 'participant of', 'Hopman Cup']]
<entity_1> is a nation that has competed at three <entity_0> tournaments since it gained its independence following the breakup of Yugoslavia in the early 1990s. It first competed in the 18th <entity_0> in 2006 (under the name <entity_1> and Montenegro). This is a list of players who have played for <entity_1> in the <entity_0>.
['nation at sport competition']