[Pedro] surprised [Dorothy] with her favorite roses and a necklace on their 10 year marriage anniversary. [Annie] and her mother [Dorothy] went dress shopping on Saturday. [Heather] asked her sister [Annie] to hurry up and get off the phone. [Heather]'s sister [Cheryl] told her to wait her turn and be more patient.
('Pedro', 'Cheryl')
[Pedro] surprised [Dorothy] with her favorite roses and a necklace on their 10 year marriage anniversary. [Annie] and her mother [Dorothy] went dress shopping on Saturday. [Heather] asked her sister [Annie] to hurry up and get off the phone. [Heather]'s sister [Cheryl] told her to wait her turn and be more patient.
[{('Pedro', 'daughter', 'Cheryl'): [('Pedro', 'daughter', 'Annie'), ('Annie', 'sister', 'Cheryl')]}, {('Pedro', 'daughter', 'Annie'): [('Pedro', 'wife', 'Dorothy'), ('Dorothy', 'daughter', 'Annie')]}, {('Annie', 'sister', 'Cheryl'): [('Annie', 'sister', 'Heather'), ('Heather', 'sister', 'Cheryl')]}]
['wife', 'daughter', 'sister', 'sister']