[Mark] took his son [Jason] to the park to feed the squirrels. [Carol] fixed her husband [Mark] dinner and then they watched a movie they rented. [Sandra] made a pie for her granddaughter [Mary]. [Mary]'s father [Mark] ate most of it.
[Carol] fixed her husband [Mark] dinner and then they watched a movie they rented. [Sandra] made a pie for her granddaughter [Mary]. [Mary]'s father [Mark] ate most of it.
[{('Carol', 'mother-in-law', 'Sandra'): [('Carol', 'husband', 'Mark'), ('Mark', 'mother', 'Sandra')]}, {('Mark', 'mother', 'Sandra'): [('Mark', 'daughter', 'Mary'), ('Mary', 'grandmother', 'Sandra')]}]