baseball at the 1912 Summer Olympics
{'<entity_0>': 'baseball at the 1912 Summer Olympics', '<entity_1>': 'Olympic demonstration sport competition', '<entity_2>': 'baseball'}
[['baseball at the 1912 Summer Olympics', 'instance of', 'Olympic demonstration sport competition'], ['baseball at the 1912 Summer Olympics', 'sport', 'baseball']]
<entity_2> had its first appearance at the <entity_0> as an <entity_1>.
['Olympic sporting event', 'Olympic demonstration sport competition']