story: [James] was being yelled at by both his mother, [Gabrielle], and his son, [Kevin], and he was understandably stressed because of it.
query: ('Kevin', 'Gabrielle')
clean_story: [James] was being yelled at by both his mother, [Gabrielle], and his son, [Kevin], and he was understandably stressed because of it.
proof_state: [{('Kevin', 'grandmother', 'Gabrielle'): [('Kevin', 'father', 'James'), ('James', 'mother', 'Gabrielle')]}]