2015 Cambodian League
{'<entity_0>': '2015 Cambodian League', '<entity_1>': 'Cambodian League', '<entity_2>': 'Cambodia', '<entity_3>': '12'}
[['2015 Cambodian League', 'number of participants', '12'], ['2015 Cambodian League', 'sports season of league or competition', 'Cambodian League'], ['2015 Cambodian League', 'location', 'Cambodia']]
<entity_0> is the 31st season of the <entity_1>. Contested by <entity_3> clubs, it operates on a system of promotion and relegation with <entity_2> Division 1 League.
['sports season']