Task: Question Answering
Input (English): 
 In this section, we describe our approach to classify user reactions into one of eight types of discourse: agreement, answer, appreciation, disagreement, elaboration, humor, negative reaction, or question, or as none of the given labels, which we call “other”, using linguistically-infused neural network models. 
 Question: What are the nine types?
Output (English): agreement answer appreciation disagreement elaboration humor negative reaction question other