Question: What rouge score do they achieve?
Answer: Best results on unigram:
CNN/Daily Mail: Rogue F1 43.85
NYT: Rogue Recall 49.02
XSum: Rogue F1 38.81
Alternative answer: Highest scores for ROUGE-1, ROUGE-2 and ROUGE-L on CNN/DailyMail test set are 43.85, 20.34 and 39.90 respectively; on the XSum test set 38.81, 16.50 and 31.27 and on the NYT test set 49.02, 31.02 and 45.55