question: Which series has shorter books, Captain Underpants or The Magic School Bus?
answerText: The Magic School Bus
questionEntity.name: Q1189388
questionEntity.entityType: entity
questionEntity.label: The Magic School Bus
questionEntity.mention: The Magic School Bus
questionEntity.name: None
questionEntity.entityType: entity
questionEntity.mention: Captain Underpants
answerEntity.name: Q1189388
answerEntity.label: The Magic School Bus