Update README.md

README.md

@@ -29,14 +29,14 @@ TL;DR: The datasets for the temporal knowledge graph reasoning task.
  'definition': 'def Pe_aPt(e1, r1, e2, r2, e3): return Pe(e1, r1, after(Pt(e2, r2, e3)))',
  'query': [6291, 372, 5683, 283, 5264],
  'answer': [1077],
- 'easy_answer': None,
+ 'easy_answer': [],
  'args': ['e1', 'r1', 'e2', 'r2', 'e3']}
 >>> dataset["test"][0]
 {'query_name': 'Pe',
  'definition': 'def Pe(e1, r1, t1): return Pe(e1, r1, t1)',
  'query': [1426, 115, 28],
  'answer': [3697],
- 'easy_answer': None,
+ 'easy_answer': [],
  'args': ['e1', 'r1', 't1']}
 ```