story: [David] and his father [James] went jogging by the lake. [David] asked his brother [Mark] to help him fix his car and he said he would after he got off work. [David] was going to celebrate Christmas with his grandfather [Adam].
query: ('James', 'Adam')
clean_story: [David] and his father [James] went jogging by the lake. [David] was going to celebrate Christmas with his grandfather [Adam].
proof_state: [{('James', 'father', 'Adam'): [('James', 'son', 'David'), ('David', 'grandfather', 'Adam')]}]