story: [Jason] went bike riding his grandson [Scott]. [Scott]'s father [Dwight] was skateboarding.
query: ('Dwight', 'Jason')
clean_story: [Jason] went bike riding his grandson [Scott]. [Scott]'s father [Dwight] was skateboarding.
proof_state: [{('Dwight', 'father', 'Jason'): [('Dwight', 'son', 'Scott'), ('Scott', 'grandfather', 'Jason')]}]