boxing at the 1968 Summer Olympics – lightweight
{'<entity_0>': 'boxing at the 1968 Summer Olympics – lightweight', '<entity_1>': 'boxing at the 1968 Summer Olympics'}
[['boxing at the 1968 Summer Olympics – lightweight', 'part of', 'boxing at the 1968 Summer Olympics']]
The <entity_0> class in the <entity_1> competition was the fifth-lowest weight class.
['Olympic sporting event']