question: Which is the longest river in the United States, the Mississippi or the Missouri?
answerText: Missouri
questionEntity.name: Q1581
questionEntity.entityType: entity
questionEntity.label: Missouri
questionEntity.mention: Missouri
questionEntity.name: Q30
questionEntity.entityType: entity
questionEntity.label: United States of America
questionEntity.mention: United States,
questionEntity.name: Q1497
questionEntity.entityType: entity
questionEntity.label: Mississippi River
questionEntity.mention: Mississippi
answerEntity.name: Q1581
answerEntity.label: Missouri