story: [Dwight] helped his daughter [Sheila] practice for the game tomorrow. He invited his father [Jason] to go watch the game with him.
query: ('Sheila', 'Jason')
clean_story: [Dwight] helped his daughter [Sheila] practice for the game tomorrow. He invited his father [Jason] to go watch the game with him.
proof_state: [{('Sheila', 'grandfather', 'Jason'): [('Sheila', 'father', 'Dwight'), ('Dwight', 'father', 'Jason')]}]