story: [Lewis]'s grandfather, [Jason], was part of a famous band. [Dwight] is an engineer who loves to take his son [Lewis] to the science museum to help him learn about the world
query: ('Dwight', 'Jason')
clean_story: [Dwight] is an engineer who loves to take his son [Lewis] to the science museum to help him learn about the world [Lewis]'s grandfather, [Jason], was part of a famous band.
proof_state: [{('Dwight', 'father', 'Jason'): [('Dwight', 'son', 'Lewis'), ('Lewis', 'grandfather', 'Jason')]}]