1999 Singer Sri Lankan Airlines Rugby 7's
{'<entity_0>': "1999 Singer Sri Lankan Airlines Rugby 7's", '<entity_1>': 'Sri Lanka Sevens'}
[["1999 Singer Sri Lankan Airlines Rugby 7's", 'sports season of league or competition', 'Sri Lanka Sevens']]
The <entity_0> was the first year of the <entity_1> tournament.
['sports season']