story: [Clarence]'s granddaughter, [Belva], was busy helping her brother, [Nicolas], move to college.
query: ('Clarence', 'Nicolas')
clean_story: [Clarence]'s granddaughter, [Belva], was busy helping her brother, [Nicolas], move to college.
proof_state: [{('Clarence', 'grandson', 'Nicolas'): [('Clarence', 'granddaughter', 'Belva'), ('Belva', 'brother', 'Nicolas')]}]
edge_types: ['granddaughter', 'brother']