story: [Preston] was crying at his brother [Otto]'s funeral. His son, [Jaime], was there to comfort him. [Preston] has a brother who is younger than him. The brother has a sister whose name is [Crystal].
query: ('Jaime', 'Otto')
clean_story: [Preston] was crying at his brother [Otto]'s funeral. His son, [Jaime], was there to comfort him.
proof_state: [{('Jaime', 'uncle', 'Otto'): [('Jaime', 'father', 'Preston'), ('Preston', 'brother', 'Otto')]}]