Before revision:  Moreover, GAR achieves the state-of-the-art performance of extractive QA on the Natural Questions and TriviaQA datasets  when equipped with an extractive reader  .
After revision:  Moreover, GAR achieves the state-of-the-art performance of extractive QA on the Natural Questions and TriviaQA datasets when equipped with an extractive reader , and consistently outperforms other retrieval methods when the same generative reader is used .