story: [Carol] took her son [Michael] to [Lisbeth] ([Carol]'s sister) birthday party. [Sandra] and her daughter [Lisbeth] went to church. They were both very religious. [Carol]'s husband, [Mark], went off to purchase jewelry for her.
query: ('Sandra', 'Michael')
clean_story: [Sandra] and her daughter [Lisbeth] went to church. They were both very religious. [Carol] took her son [Michael] to [Lisbeth] ([Carol]'s sister) birthday party.
proof_state: [{('Sandra', 'grandson', 'Michael'): [('Sandra', 'daughter', 'Carol'), ('Carol', 'son', 'Michael')]}, {('Sandra', 'daughter', 'Carol'): [('Sandra', 'daughter', 'Lisbeth'), ('Lisbeth', 'sister', 'Carol')]}]