story: [Vanessa] wants to take her mother [Alma] out to dinner. [Christopher] also wants to take his sister [Alma] out to dinner.
query: ('Vanessa', 'Christopher')
clean_story: [Vanessa] wants to take her mother [Alma] out to dinner. [Christopher] also wants to take his sister [Alma] out to dinner.
proof_state: [{('Vanessa', 'uncle', 'Christopher'): [('Vanessa', 'mother', 'Alma'), ('Alma', 'brother', 'Christopher')]}]