story: [Karen] likes to stay with her grandfather [Adam] during the summer because he has a pool in his back yard. [Mack] and his sister [Karen] got their mother [Karen] a new computer for her birthday. She really liked it. [Edward] is one of [Karen]'s brothers. They have lots of fun together.
query: ('Mack', 'Adam')
clean_story: [Mack] and his sister [Karen] got their mother [Karen] a new computer for her birthday. She really liked it. [Karen] likes to stay with her grandfather [Adam] during the summer because he has a pool in his back yard.
proof_state: [{('Mack', 'grandfather', 'Adam'): [('Mack', 'sister', 'Karen'), ('Karen', 'grandfather', 'Adam')]}]