[Richard] surprised his wife, [Wilhelmina], with a party to celebrate their anniversary. [Cindy]'s son, [Richard], was busy with school activities and forgot to meet his sister. [Francisco] and his wife [Cindy] went rock-climbing this weekend.
('Francisco', 'Wilhelmina')
[Francisco] and his wife [Cindy] went rock-climbing this weekend. [Cindy]'s son, [Richard], was busy with school activities and forgot to meet his sister. [Richard] surprised his wife, [Wilhelmina], with a party to celebrate their anniversary.
[{('Francisco', 'daughter-in-law', 'Wilhelmina'): [('Francisco', 'son', 'Richard'), ('Richard', 'wife', 'Wilhelmina')]}, {('Francisco', 'son', 'Richard'): [('Francisco', 'wife', 'Cindy'), ('Cindy', 'son', 'Richard')]}]
['wife', 'son', 'wife']