We first note that our many-to-many model outperforms all other models when translating into English, with 1.82 BLEU improvement (when av-eraged across the four language pairs) over the best fine-tuned many-to-one models of<cite> Neubig and Hu (2018)</cite> and 2.44 BLEU improvement over our many-to-one model when averaged across the four low-resource language pairs (Table 1) .