[Nicolas] and his brother [Travis] both played soccer. [Nicolas] was faster, but [Travis] had a better shot, so they complemented each other well. [Clarence] hired his daughter to work in the shop with him. His daughter brings her son [Nicolas] with her to visit occasionally.
('Clarence', 'Travis')
[Clarence] hired his daughter to work in the shop with him. His daughter brings her son [Nicolas] with her to visit occasionally. [Nicolas] and his brother [Travis] both played soccer. [Nicolas] was faster, but [Travis] had a better shot, so they complemented each other well.
[{('Clarence', 'grandson', 'Travis'): [('Clarence', 'grandson', 'Nicolas'), ('Nicolas', 'brother', 'Travis')]}]
['grandson', 'brother']