story: [Rose] and her brother [Mark] were having a wonderful time at Disneyland. [Anna] is a daughter of [Mark] it seems. [David] loves to play baseball with his dad, [Mark]. [Sandra] took her granddaughter [Anna] shopping.
query: ('Rose', 'Sandra')
clean_story: [Rose] and her brother [Mark] were having a wonderful time at Disneyland. [Anna] is a daughter of [Mark] it seems. [Sandra] took her granddaughter [Anna] shopping.
proof_state: [{('Rose', 'mother', 'Sandra'): [('Rose', 'brother', 'Mark'), ('Mark', 'mother', 'Sandra')]}, {('Mark', 'mother', 'Sandra'): [('Mark', 'daughter', 'Anna'), ('Anna', 'grandmother', 'Sandra')]}]