question: How many books are there in Twilight series?
answerText: 6
questionEntity.name: Q44523
questionEntity.entityType: entity
questionEntity.label: Twilight
questionEntity.mention: Twilight
answerEntity.name: Q189378
answerEntity.label: Twilight
answerEntity.name: Q191540
answerEntity.label: New Moon
answerEntity.name: Q212473
answerEntity.label: Eclipse
answerEntity.name: Q53945
answerEntity.label: Breaking Dawn
answerEntity.name: Q21234092
answerEntity.label: Life and Death: Twilight Reimagined
answerEntity.name: Q1052268
answerEntity.label: Midnight Sun