story: [Michelle] sat anxiously in the airport terminal, waiting to see her son [James] walk through the gate. [James]'s sister, [Melissa], participated in the dance contest. [James]'s sister, [Nancy], bought movie tickets at a discount rate.
query: ('Michelle', 'Nancy')
clean_story: [Michelle] sat anxiously in the airport terminal, waiting to see her son [James] walk through the gate. [James]'s sister, [Nancy], bought movie tickets at a discount rate.
proof_state: [{('Michelle', 'daughter', 'Nancy'): [('Michelle', 'son', 'James'), ('James', 'sister', 'Nancy')]}]