water skiing at the 1972 Summer Olympics
{'<entity_0>': 'Olympic demonstration sport competition', '<entity_1>': 'water skiing at the 1972 Summer Olympics', '<entity_2>': 'water skiing'}
[['water skiing at the 1972 Summer Olympics', 'instance of', 'Olympic demonstration sport competition'], ['water skiing at the 1972 Summer Olympics', 'sport', 'water skiing']]
<entity_2> was one of two <entity_0> at the <entity_1> in Munich.
['Olympic sporting event', 'Olympic demonstration sport competition']