Before revision:  We proposed the method of Boosted Sliding Window (BSW) that improves 5.51\% in accuracy over the best baseline method. We also measured human performance on the corpus and compared it to our MRC models.
After revision:  We proposed the method of Boosted Sliding Window (BSW) that improves 5.51\% in accuracy over the best baseline model. Besides, we measure human performance on the corpus and compared it to our MRC models.