Description of fields in JSON
- ques_type_id: ID corresponding to the question utterance
- description: Description of type of question
- relations: ID's of predicates used in the utterance
- entities_in_utterance: ID's of entities used in the question
- speaker: The nature of speaker: SYSTEM or USER
- utterance: The utterance: either the question, clarification or response
- active_set: A regular expression which identifies the entity set of answer list
- all_entities: List of ALL entities which constitute the answer of the question
- question-type: Type of question (broad types used for evaluation as in Table-4 of paper)
- type_list: List containing entity IDs of all entity parents used in the question