“…Automat ic based Metric F1-Score [89], [114], [106], [80], [62], [100] Precision [105], [106], [80], [62] Recall [105], [106], [80], [62] Accuracy [92], [114], [126], [105], [124], [80], [ 93], [62], [100], [76], [56], [74] PPL [89], [102], [94], [92], [98], [124], [12 6], [39], [101], [85] BLEU [79], [83], [94], [81], [92], [95], [84], [ 126], [127], [86], [101], [49], [40],[4 0],…”