[John] told his grandmother [Ashley] she was too strict. [Ashley] told the boy it was for his own good. [Douglas] and his brother [John] both played soccer. [Douglas] was faster, but [John] had a better shot, so they complemented each other well.
('Douglas', 'Ashley')
[Douglas] and his brother [John] both played soccer. [Douglas] was faster, but [John] had a better shot, so they complemented each other well. [John] told his grandmother [Ashley] she was too strict. [Ashley] told the boy it was for his own good.
[{('Douglas', 'grandmother', 'Ashley'): [('Douglas', 'brother', 'John'), ('John', 'grandmother', 'Ashley')]}]
['brother', 'grandmother']