[Marie] and her husband [Robert] had their 20th wedding anniversary Saturday. [Marie] surprised her husband [Robert] with his favorite meal when he came home from work. [Robert] who is [Allan]'s father grounded [Allan] after finding out what [Allan] had done at school. [Harold] spends every weekend teaching his grandson, [Allan] how to do different construction projects.
('Robert', 'Harold')
[Marie] surprised her husband [Robert] with his favorite meal when he came home from work. [Marie] and her husband [Robert] had their 20th wedding anniversary Saturday. [Robert] who is [Allan]'s father grounded [Allan] after finding out what [Allan] had done at school. [Harold] spends every weekend teaching his grandson, [Allan] how to do different construction projects.
[{('Robert', 'father-in-law', 'Harold'): [('Robert', 'wife', 'Marie'), ('Marie', 'father', 'Harold')]}, {('Marie', 'father', 'Harold'): [('Marie', 'son', 'Allan'), ('Allan', 'grandfather', 'Harold')]}, {('Marie', 'son', 'Allan'): [('Marie', 'husband', 'Robert'), ('Robert', 'son', 'Allan')]}]
['wife', 'husband', 'son', 'grandfather']