[Joshua] invited his nephew [Leonard] to go hunting with him on Saturday. [Leonard] said he would love to go with him. [Cindy] baked a cake for her son [Leonard]. [David] took her brother [Joshua] to work Monday because his car was in the shop getting a tune up.
('Cindy', 'David')
[Cindy] baked a cake for her son [Leonard]. [Joshua] invited his nephew [Leonard] to go hunting with him on Saturday. [Leonard] said he would love to go with him. [David] took her brother [Joshua] to work Monday because his car was in the shop getting a tune up.
[{('Cindy', 'sister', 'David'): [('Cindy', 'brother', 'Joshua'), ('Joshua', 'sister', 'David')]}, {('Cindy', 'brother', 'Joshua'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'uncle', 'Joshua')]}]
['son', 'uncle', 'sister']