question: What is the river that flows through Montana and eventually connects to the Mississippi River in St. Louis?
answerText: Missouri River
questionEntity.name: Q38022
questionEntity.entityType: entity
questionEntity.label: St. Louis
questionEntity.mention: St. Louis
questionEntity.name: Q1212
questionEntity.entityType: entity
questionEntity.label: Montana
questionEntity.mention: Montana
questionEntity.name: Q1497
questionEntity.entityType: entity
questionEntity.label: Mississippi River
questionEntity.mention: Mississippi River
answerEntity.name: Q5419
answerEntity.label: Missouri River