Task: Discourse Relation Classification
Input (English): Sentence 1:Mala and her Dragon Worshippers have the riders at sword point , but Hiccup proposes a ceasefire and convinces Mala to trust them as they set out to retrieve the Eruptodon while Heather and the twins help stop the lava flow . Sentence 2:nan
Output (English): SINGLE_S_COORD_ANAPHORA